Home / 8,274,528,163.80-12,411,792,245.70-6,641,941,411.80

Finding the Fourth Proportional to 8,274,528,163.80, 12,411,792,245.70 and 6,641,941,411.80

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Solution

The fourth proportional to 8,274,528,163.80, 12,411,792,245.70 and 6,641,941,411.80 is: 9,962,912,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274,528,163.80 : 12,411,792,245.70 = 6,641,941,411.80 : x
  2. Step 2: Convert to fraction form
    8,274,528,163.80/12,411,792,245.70 = 6,641,941,411.80/x
  3. Step 3: Cross multiply
    8,274,528,163.80x = 12,411,792,245.70 × 6,641,941,411.80
  4. Step 4: Simplify right side
    8,274,528,163.80x = 82,438,396,911,372,959,744
  5. Step 5: Solve for x
    x = 82,438,396,911,372,959,744/8,274,528,163.80
  6. Step 6: Final answer
    x = 9,962,912,117.70

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Double scale
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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.