Home / 42,768,150.20-64,152,225.30-41,917,844.60

Finding the Fourth Proportional to 42,768,150.20, 64,152,225.30 and 41,917,844.60

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Solution

The fourth proportional to 42,768,150.20, 64,152,225.30 and 41,917,844.60 is: 62,876,766.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768,150.20 : 64,152,225.30 = 41,917,844.60 : x
  2. Step 2: Convert to fraction form
    42,768,150.20/64,152,225.30 = 41,917,844.60/x
  3. Step 3: Cross multiply
    42,768,150.20x = 64,152,225.30 × 41,917,844.60
  4. Step 4: Simplify right side
    42,768,150.20x = 2,689,123,010,869,588.50
  5. Step 5: Solve for x
    x = 2,689,123,010,869,588.50/42,768,150.20
  6. Step 6: Final answer
    x = 62,876,766.90

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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.