Home / 79,414,401.60-119,121,602.40-52,204,622.40

Finding the Fourth Proportional to 79,414,401.60, 119,121,602.40 and 52,204,622.40

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Solution

The fourth proportional to 79,414,401.60, 119,121,602.40 and 52,204,622.40 is: 78,306,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,414,401.60 : 119,121,602.40 = 52,204,622.40 : x
  2. Step 2: Convert to fraction form
    79,414,401.60/119,121,602.40 = 52,204,622.40/x
  3. Step 3: Cross multiply
    79,414,401.60x = 119,121,602.40 × 52,204,622.40
  4. Step 4: Simplify right side
    79,414,401.60x = 6,218,698,272,974,934
  5. Step 5: Solve for x
    x = 6,218,698,272,974,934/79,414,401.60
  6. Step 6: Final answer
    x = 78,306,933.60

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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.