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Finding the Fourth Proportional to 52,488,057.20, 73,558,862.80 and 52,488,057.20

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Solution

The fourth proportional to 52,488,057.20, 73,558,862.80 and 52,488,057.20 is: 73,558,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,057.20 : 73,558,862.80 = 52,488,057.20 : x
  2. Step 2: Convert to fraction form
    52,488,057.20/73,558,862.80 = 52,488,057.20/x
  3. Step 3: Cross multiply
    52,488,057.20x = 73,558,862.80 × 52,488,057.20
  4. Step 4: Simplify right side
    52,488,057.20x = 3,860,961,798,213,352
  5. Step 5: Solve for x
    x = 3,860,961,798,213,352/52,488,057.20
  6. Step 6: Final answer
    x = 73,558,862.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.