Home / 130,342,178.25-195,538,444.34-49,556,864.97

Finding the Fourth Proportional to 130,342,178.25, 195,538,444.34 and 49,556,864.97

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Solution

The fourth proportional to 130,342,178.25, 195,538,444.34 and 49,556,864.97 is: 74,344,869.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,342,178.25 : 195,538,444.34 = 49,556,864.97 : x
  2. Step 2: Convert to fraction form
    130,342,178.25/195,538,444.34 = 49,556,864.97/x
  3. Step 3: Cross multiply
    130,342,178.25x = 195,538,444.34 × 49,556,864.97
  4. Step 4: Simplify right side
    130,342,178.25x = 9,690,272,282,353,456
  5. Step 5: Solve for x
    x = 9,690,272,282,353,456/130,342,178.25
  6. Step 6: Final answer
    x = 74,344,869.88

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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.