Home / 77,721,331.20-116,581,996.80-23,861,644.80

Finding the Fourth Proportional to 77,721,331.20, 116,581,996.80 and 23,861,644.80

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Solution

The fourth proportional to 77,721,331.20, 116,581,996.80 and 23,861,644.80 is: 35,792,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,721,331.20 : 116,581,996.80 = 23,861,644.80 : x
  2. Step 2: Convert to fraction form
    77,721,331.20/116,581,996.80 = 23,861,644.80/x
  3. Step 3: Cross multiply
    77,721,331.20x = 116,581,996.80 × 23,861,644.80
  4. Step 4: Simplify right side
    77,721,331.20x = 2,781,838,197,716,336.50
  5. Step 5: Solve for x
    x = 2,781,838,197,716,336.50/77,721,331.20
  6. Step 6: Final answer
    x = 35,792,467.20

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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.