Home / 1,179,889,030.20-1,769,833,545.30-413,984,134.20

Finding the Fourth Proportional to 1,179,889,030.20, 1,769,833,545.30 and 413,984,134.20

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Solution

The fourth proportional to 1,179,889,030.20, 1,769,833,545.30 and 413,984,134.20 is: 620,976,201.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,889,030.20 : 1,769,833,545.30 = 413,984,134.20 : x
  2. Step 2: Convert to fraction form
    1,179,889,030.20/1,769,833,545.30 = 413,984,134.20/x
  3. Step 3: Cross multiply
    1,179,889,030.20x = 1,769,833,545.30 × 413,984,134.20
  4. Step 4: Simplify right side
    1,179,889,030.20x = 732,683,007,929,136,896
  5. Step 5: Solve for x
    x = 732,683,007,929,136,896/1,179,889,030.20
  6. Step 6: Final answer
    x = 620,976,201.30

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Double scale
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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.