Home / 109,195,790.52-150,693,909.26-64,580,008.19

Finding the Fourth Proportional to 109,195,790.52, 150,693,909.26 and 64,580,008.19

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Solution

The fourth proportional to 109,195,790.52, 150,693,909.26 and 64,580,008.19 is: 89,122,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,195,790.52 : 150,693,909.26 = 64,580,008.19 : x
  2. Step 2: Convert to fraction form
    109,195,790.52/150,693,909.26 = 64,580,008.19/x
  3. Step 3: Cross multiply
    109,195,790.52x = 150,693,909.26 × 64,580,008.19
  4. Step 4: Simplify right side
    109,195,790.52x = 9,731,813,894,247,752
  5. Step 5: Solve for x
    x = 9,731,813,894,247,752/109,195,790.52
  6. Step 6: Final answer
    x = 89,122,610.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.