Home / 13,102,411,510.80-19,653,617,266.20-8,694,427,280.40

Finding the Fourth Proportional to 13,102,411,510.80, 19,653,617,266.20 and 8,694,427,280.40

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Solution

The fourth proportional to 13,102,411,510.80, 19,653,617,266.20 and 8,694,427,280.40 is: 13,041,640,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,411,510.80 : 19,653,617,266.20 = 8,694,427,280.40 : x
  2. Step 2: Convert to fraction form
    13,102,411,510.80/19,653,617,266.20 = 8,694,427,280.40/x
  3. Step 3: Cross multiply
    13,102,411,510.80x = 19,653,617,266.20 × 8,694,427,280.40
  4. Step 4: Simplify right side
    13,102,411,510.80x = 170,876,946,117,789,745,152
  5. Step 5: Solve for x
    x = 170,876,946,117,789,745,152/13,102,411,510.80
  6. Step 6: Final answer
    x = 13,041,640,920.60

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Half scale
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Double scale
Find fourth proportional to 13,102,411,511.80, 19,653,617,267.70 and 8,694,427,281.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.