Home / 319,572,724.28-441,314,930.07-302,162,446.98

Finding the Fourth Proportional to 319,572,724.28, 441,314,930.07 and 302,162,446.98

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Solution

The fourth proportional to 319,572,724.28, 441,314,930.07 and 302,162,446.98 is: 417,272,154.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,572,724.28 : 441,314,930.07 = 302,162,446.98 : x
  2. Step 2: Convert to fraction form
    319,572,724.28/441,314,930.07 = 302,162,446.98/x
  3. Step 3: Cross multiply
    319,572,724.28x = 441,314,930.07 × 302,162,446.98
  4. Step 4: Simplify right side
    319,572,724.28x = 133,348,799,158,758,784
  5. Step 5: Solve for x
    x = 133,348,799,158,758,784/319,572,724.28
  6. Step 6: Final answer
    x = 417,272,154.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.