Home / 79,415,410.60-119,123,115.90-52,205,631.40

Finding the Fourth Proportional to 79,415,410.60, 119,123,115.90 and 52,205,631.40

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Solution

The fourth proportional to 79,415,410.60, 119,123,115.90 and 52,205,631.40 is: 78,308,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,415,410.60 : 119,123,115.90 = 52,205,631.40 : x
  2. Step 2: Convert to fraction form
    79,415,410.60/119,123,115.90 = 52,205,631.40/x
  3. Step 3: Cross multiply
    79,415,410.60x = 119,123,115.90 × 52,205,631.40
  4. Step 4: Simplify right side
    79,415,410.60x = 6,218,897,479,894,879
  5. Step 5: Solve for x
    x = 6,218,897,479,894,879/79,415,410.60
  6. Step 6: Final answer
    x = 78,308,447.10

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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.