Home / 90,797,451.49-136,218,989.01-26,101,374.19

Finding the Fourth Proportional to 90,797,451.49, 136,218,989.01 and 26,101,374.19

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Solution

The fourth proportional to 90,797,451.49, 136,218,989.01 and 26,101,374.19 is: 39,158,618.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,797,451.49 : 136,218,989.01 = 26,101,374.19 : x
  2. Step 2: Convert to fraction form
    90,797,451.49/136,218,989.01 = 26,101,374.19/x
  3. Step 3: Cross multiply
    90,797,451.49x = 136,218,989.01 × 26,101,374.19
  4. Step 4: Simplify right side
    90,797,451.49x = 3,555,502,803,690,840
  5. Step 5: Solve for x
    x = 3,555,502,803,690,840/90,797,451.49
  6. Step 6: Final answer
    x = 39,158,618.94

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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.