Home / 284,331,957.36-426,655,313.76-138,766,724.52

Finding the Fourth Proportional to 284,331,957.36, 426,655,313.76 and 138,766,724.52

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Solution

The fourth proportional to 284,331,957.36, 426,655,313.76 and 138,766,724.52 is: 208,226,894.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,331,957.36 : 426,655,313.76 = 138,766,724.52 : x
  2. Step 2: Convert to fraction form
    284,331,957.36/426,655,313.76 = 138,766,724.52/x
  3. Step 3: Cross multiply
    284,331,957.36x = 426,655,313.76 × 138,766,724.52
  4. Step 4: Simplify right side
    284,331,957.36x = 59,205,560,389,528,088
  5. Step 5: Solve for x
    x = 59,205,560,389,528,088/284,331,957.36
  6. Step 6: Final answer
    x = 208,226,894.15

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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.