Home / 238,691,254.86-358,036,972.50-107,380,148.08

Finding the Fourth Proportional to 238,691,254.86, 358,036,972.50 and 107,380,148.08

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Solution

The fourth proportional to 238,691,254.86, 358,036,972.50 and 107,380,148.08 is: 161,070,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,691,254.86 : 358,036,972.50 = 107,380,148.08 : x
  2. Step 2: Convert to fraction form
    238,691,254.86/358,036,972.50 = 107,380,148.08/x
  3. Step 3: Cross multiply
    238,691,254.86x = 358,036,972.50 × 107,380,148.08
  4. Step 4: Simplify right side
    238,691,254.86x = 38,446,063,125,164,888
  5. Step 5: Solve for x
    x = 38,446,063,125,164,888/238,691,254.86
  6. Step 6: Final answer
    x = 161,070,262.70

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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.