Home / 83,558,946.40-125,232,131.40-40,335,078.40

Finding the Fourth Proportional to 83,558,946.40, 125,232,131.40 and 40,335,078.40

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Solution

The fourth proportional to 83,558,946.40, 125,232,131.40 and 40,335,078.40 is: 60,451,310.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,558,946.40 : 125,232,131.40 = 40,335,078.40 : x
  2. Step 2: Convert to fraction form
    83,558,946.40/125,232,131.40 = 40,335,078.40/x
  3. Step 3: Cross multiply
    83,558,946.40x = 125,232,131.40 × 40,335,078.40
  4. Step 4: Simplify right side
    83,558,946.40x = 5,051,247,838,218,102
  5. Step 5: Solve for x
    x = 5,051,247,838,218,102/83,558,946.40
  6. Step 6: Final answer
    x = 60,451,310.79

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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.