Home / 253,074,292.92-379,513,296.36-87,046,227.81

Finding the Fourth Proportional to 253,074,292.92, 379,513,296.36 and 87,046,227.81

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Solution

The fourth proportional to 253,074,292.92, 379,513,296.36 and 87,046,227.81 is: 130,535,584.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,074,292.92 : 379,513,296.36 = 87,046,227.81 : x
  2. Step 2: Convert to fraction form
    253,074,292.92/379,513,296.36 = 87,046,227.81/x
  3. Step 3: Cross multiply
    253,074,292.92x = 379,513,296.36 × 87,046,227.81
  4. Step 4: Simplify right side
    253,074,292.92x = 33,035,200,851,876,604
  5. Step 5: Solve for x
    x = 33,035,200,851,876,604/253,074,292.92
  6. Step 6: Final answer
    x = 130,535,584.91

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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.