Home / 52,488,099.80-78,732,149.70-47,701,194.20

Finding the Fourth Proportional to 52,488,099.80, 78,732,149.70 and 47,701,194.20

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Solution

The fourth proportional to 52,488,099.80, 78,732,149.70 and 47,701,194.20 is: 71,551,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,099.80 : 78,732,149.70 = 47,701,194.20 : x
  2. Step 2: Convert to fraction form
    52,488,099.80/78,732,149.70 = 47,701,194.20/x
  3. Step 3: Cross multiply
    52,488,099.80x = 78,732,149.70 × 47,701,194.20
  4. Step 4: Simplify right side
    52,488,099.80x = 3,755,617,562,623,172
  5. Step 5: Solve for x
    x = 3,755,617,562,623,172/52,488,099.80
  6. Step 6: Final answer
    x = 71,551,791.30

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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.