Home / 85,414,468.32-128,143,550.60-24,830,194.32

Finding the Fourth Proportional to 85,414,468.32, 128,143,550.60 and 24,830,194.32

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Solution

The fourth proportional to 85,414,468.32, 128,143,550.60 and 24,830,194.32 is: 37,251,642.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,414,468.32 : 128,143,550.60 = 24,830,194.32 : x
  2. Step 2: Convert to fraction form
    85,414,468.32/128,143,550.60 = 24,830,194.32/x
  3. Step 3: Cross multiply
    85,414,468.32x = 128,143,550.60 × 24,830,194.32
  4. Step 4: Simplify right side
    85,414,468.32x = 3,181,829,261,487,884
  5. Step 5: Solve for x
    x = 3,181,829,261,487,884/85,414,468.32
  6. Step 6: Final answer
    x = 37,251,642.78

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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.