Home / 388,356,841.98-582,531,277.23-224,490,331.17

Finding the Fourth Proportional to 388,356,841.98, 582,531,277.23 and 224,490,331.17

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Solution

The fourth proportional to 388,356,841.98, 582,531,277.23 and 224,490,331.17 is: 336,733,192.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,356,841.98 : 582,531,277.23 = 224,490,331.17 : x
  2. Step 2: Convert to fraction form
    388,356,841.98/582,531,277.23 = 224,490,331.17/x
  3. Step 3: Cross multiply
    388,356,841.98x = 582,531,277.23 × 224,490,331.17
  4. Step 4: Simplify right side
    388,356,841.98x = 130,772,639,342,245,776
  5. Step 5: Solve for x
    x = 130,772,639,342,245,776/388,356,841.98
  6. Step 6: Final answer
    x = 336,733,192.79

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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.