Home / 195,068,133.40-292,667,244.90-129,746,789.50

Finding the Fourth Proportional to 195,068,133.40, 292,667,244.90 and 129,746,789.50

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Solution

The fourth proportional to 195,068,133.40, 292,667,244.90 and 129,746,789.50 is: 194,663,447.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,068,133.40 : 292,667,244.90 = 129,746,789.50 : x
  2. Step 2: Convert to fraction form
    195,068,133.40/292,667,244.90 = 129,746,789.50/x
  3. Step 3: Cross multiply
    195,068,133.40x = 292,667,244.90 × 129,746,789.50
  4. Step 4: Simplify right side
    195,068,133.40x = 37,972,635,417,585,248
  5. Step 5: Solve for x
    x = 37,972,635,417,585,248/195,068,133.40
  6. Step 6: Final answer
    x = 194,663,447.87

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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.