Home / 90,287,849.76-135,389,112.51-34,981,594.26

Finding the Fourth Proportional to 90,287,849.76, 135,389,112.51 and 34,981,594.26

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Solution

The fourth proportional to 90,287,849.76, 135,389,112.51 and 34,981,594.26 is: 52,455,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287,849.76 : 135,389,112.51 = 34,981,594.26 : x
  2. Step 2: Convert to fraction form
    90,287,849.76/135,389,112.51 = 34,981,594.26/x
  3. Step 3: Cross multiply
    90,287,849.76x = 135,389,112.51 × 34,981,594.26
  4. Step 4: Simplify right side
    90,287,849.76x = 4,736,127,001,046,310
  5. Step 5: Solve for x
    x = 4,736,127,001,046,310/90,287,849.76
  6. Step 6: Final answer
    x = 52,455,862.15

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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.