Home / 141,479,152.38-212,218,714.89-39,243,194.46

Finding the Fourth Proportional to 141,479,152.38, 212,218,714.89 and 39,243,194.46

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Solution

The fourth proportional to 141,479,152.38, 212,218,714.89 and 39,243,194.46 is: 58,864,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,479,152.38 : 212,218,714.89 = 39,243,194.46 : x
  2. Step 2: Convert to fraction form
    141,479,152.38/212,218,714.89 = 39,243,194.46/x
  3. Step 3: Cross multiply
    141,479,152.38x = 212,218,714.89 × 39,243,194.46
  4. Step 4: Simplify right side
    141,479,152.38x = 8,328,140,296,479,567
  5. Step 5: Solve for x
    x = 8,328,140,296,479,567/141,479,152.38
  6. Step 6: Final answer
    x = 58,864,787.90

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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.