Home / 52,488,078.30-78,732,117.45-48,900,851.55

Finding the Fourth Proportional to 52,488,078.30, 78,732,117.45 and 48,900,851.55

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Solution

The fourth proportional to 52,488,078.30, 78,732,117.45 and 48,900,851.55 is: 73,351,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,078.30 : 78,732,117.45 = 48,900,851.55 : x
  2. Step 2: Convert to fraction form
    52,488,078.30/78,732,117.45 = 48,900,851.55/x
  3. Step 3: Cross multiply
    52,488,078.30x = 78,732,117.45 × 48,900,851.55
  4. Step 4: Simplify right side
    52,488,078.30x = 3,850,067,587,639,614.50
  5. Step 5: Solve for x
    x = 3,850,067,587,639,614.50/52,488,078.30
  6. Step 6: Final answer
    x = 73,351,277.33

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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.