Home / 129,336,133.89-193,932,423.48-43,027,425.48

Finding the Fourth Proportional to 129,336,133.89, 193,932,423.48 and 43,027,425.48

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Solution

The fourth proportional to 129,336,133.89, 193,932,423.48 and 43,027,425.48 is: 64,517,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,336,133.89 : 193,932,423.48 = 43,027,425.48 : x
  2. Step 2: Convert to fraction form
    129,336,133.89/193,932,423.48 = 43,027,425.48/x
  3. Step 3: Cross multiply
    129,336,133.89x = 193,932,423.48 × 43,027,425.48
  4. Step 4: Simplify right side
    129,336,133.89x = 8,344,412,900,330,101
  5. Step 5: Solve for x
    x = 8,344,412,900,330,101/129,336,133.89
  6. Step 6: Final answer
    x = 64,517,259.40

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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.