Home / 52,488,068.45-78,732,102.68-52,169,203.85

Finding the Fourth Proportional to 52,488,068.45, 78,732,102.68 and 52,169,203.85

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Solution

The fourth proportional to 52,488,068.45, 78,732,102.68 and 52,169,203.85 is: 78,253,805.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,068.45 : 78,732,102.68 = 52,169,203.85 : x
  2. Step 2: Convert to fraction form
    52,488,068.45/78,732,102.68 = 52,169,203.85/x
  3. Step 3: Cross multiply
    52,488,068.45x = 78,732,102.68 × 52,169,203.85
  4. Step 4: Simplify right side
    52,488,068.45x = 4,107,391,113,991,205.50
  5. Step 5: Solve for x
    x = 4,107,391,113,991,205.50/52,488,068.45
  6. Step 6: Final answer
    x = 78,253,805.78

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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.