Home / 90,663,026.60-125,099,658.52-50,965,269.44

Finding the Fourth Proportional to 90,663,026.60, 125,099,658.52 and 50,965,269.44

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Solution

The fourth proportional to 90,663,026.60, 125,099,658.52 and 50,965,269.44 is: 70,323,460.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,663,026.60 : 125,099,658.52 = 50,965,269.44 : x
  2. Step 2: Convert to fraction form
    90,663,026.60/125,099,658.52 = 50,965,269.44/x
  3. Step 3: Cross multiply
    90,663,026.60x = 125,099,658.52 × 50,965,269.44
  4. Step 4: Simplify right side
    90,663,026.60x = 6,375,737,803,323,791
  5. Step 5: Solve for x
    x = 6,375,737,803,323,791/90,663,026.60
  6. Step 6: Final answer
    x = 70,323,460.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.