Home / 75,098,447.61-112,445,848.89-47,656,162.98

Finding the Fourth Proportional to 75,098,447.61, 112,445,848.89 and 47,656,162.98

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Solution

The fourth proportional to 75,098,447.61, 112,445,848.89 and 47,656,162.98 is: 71,356,171.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,098,447.61 : 112,445,848.89 = 47,656,162.98 : x
  2. Step 2: Convert to fraction form
    75,098,447.61/112,445,848.89 = 47,656,162.98/x
  3. Step 3: Cross multiply
    75,098,447.61x = 112,445,848.89 × 47,656,162.98
  4. Step 4: Simplify right side
    75,098,447.61x = 5,358,737,701,126,292
  5. Step 5: Solve for x
    x = 5,358,737,701,126,292/75,098,447.61
  6. Step 6: Final answer
    x = 71,356,171.42

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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.