Home / 79,415,030.10-119,122,545.15-52,205,250.90

Finding the Fourth Proportional to 79,415,030.10, 119,122,545.15 and 52,205,250.90

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Solution

The fourth proportional to 79,415,030.10, 119,122,545.15 and 52,205,250.90 is: 78,307,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,415,030.10 : 119,122,545.15 = 52,205,250.90 : x
  2. Step 2: Convert to fraction form
    79,415,030.10/119,122,545.15 = 52,205,250.90/x
  3. Step 3: Cross multiply
    79,415,030.10x = 119,122,545.15 × 52,205,250.90
  4. Step 4: Simplify right side
    79,415,030.10x = 6,218,822,357,402,328
  5. Step 5: Solve for x
    x = 6,218,822,357,402,328/79,415,030.10
  6. Step 6: Final answer
    x = 78,307,876.35

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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.