Home / 83,218,495.92-114,850,168.59-47,937,520.32

Finding the Fourth Proportional to 83,218,495.92, 114,850,168.59 and 47,937,520.32

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Solution

The fourth proportional to 83,218,495.92, 114,850,168.59 and 47,937,520.32 is: 66,158,757.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,218,495.92 : 114,850,168.59 = 47,937,520.32 : x
  2. Step 2: Convert to fraction form
    83,218,495.92/114,850,168.59 = 47,937,520.32/x
  3. Step 3: Cross multiply
    83,218,495.92x = 114,850,168.59 × 47,937,520.32
  4. Step 4: Simplify right side
    83,218,495.92x = 5,505,632,290,538,551
  5. Step 5: Solve for x
    x = 5,505,632,290,538,551/83,218,495.92
  6. Step 6: Final answer
    x = 66,158,757.49

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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.