Home / 79,713,134.40-119,569,701.60-25,860,446.40

Finding the Fourth Proportional to 79,713,134.40, 119,569,701.60 and 25,860,446.40

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Solution

The fourth proportional to 79,713,134.40, 119,569,701.60 and 25,860,446.40 is: 38,790,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,713,134.40 : 119,569,701.60 = 25,860,446.40 : x
  2. Step 2: Convert to fraction form
    79,713,134.40/119,569,701.60 = 25,860,446.40/x
  3. Step 3: Cross multiply
    79,713,134.40x = 119,569,701.60 × 25,860,446.40
  4. Step 4: Simplify right side
    79,713,134.40x = 3,092,125,859,290,794
  5. Step 5: Solve for x
    x = 3,092,125,859,290,794/79,713,134.40
  6. Step 6: Final answer
    x = 38,790,669.60

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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.