Home / 60,659,499.30-90,989,248.95-49,888,961.70

Finding the Fourth Proportional to 60,659,499.30, 90,989,248.95 and 49,888,961.70

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Solution

The fourth proportional to 60,659,499.30, 90,989,248.95 and 49,888,961.70 is: 74,833,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,659,499.30 : 90,989,248.95 = 49,888,961.70 : x
  2. Step 2: Convert to fraction form
    60,659,499.30/90,989,248.95 = 49,888,961.70/x
  3. Step 3: Cross multiply
    60,659,499.30x = 90,989,248.95 × 49,888,961.70
  4. Step 4: Simplify right side
    60,659,499.30x = 4,539,359,155,978,316
  5. Step 5: Solve for x
    x = 4,539,359,155,978,316/60,659,499.30
  6. Step 6: Final answer
    x = 74,833,442.55

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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.