Home / 272,981,036.70-409,471,555.05-88,748,156.70

Finding the Fourth Proportional to 272,981,036.70, 409,471,555.05 and 88,748,156.70

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Solution

The fourth proportional to 272,981,036.70, 409,471,555.05 and 88,748,156.70 is: 133,122,235.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,981,036.70 : 409,471,555.05 = 88,748,156.70 : x
  2. Step 2: Convert to fraction form
    272,981,036.70/409,471,555.05 = 88,748,156.70/x
  3. Step 3: Cross multiply
    272,981,036.70x = 409,471,555.05 × 88,748,156.70
  4. Step 4: Simplify right side
    272,981,036.70x = 36,339,845,731,770,080
  5. Step 5: Solve for x
    x = 36,339,845,731,770,080/272,981,036.70
  6. Step 6: Final answer
    x = 133,122,235.05

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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.