Home / 136,956,148.52-205,305,625.02-46,016,139.56

Finding the Fourth Proportional to 136,956,148.52, 205,305,625.02 and 46,016,139.56

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Solution

The fourth proportional to 136,956,148.52, 205,305,625.02 and 46,016,139.56 is: 68,981,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,956,148.52 : 205,305,625.02 = 46,016,139.56 : x
  2. Step 2: Convert to fraction form
    136,956,148.52/205,305,625.02 = 46,016,139.56/x
  3. Step 3: Cross multiply
    136,956,148.52x = 205,305,625.02 × 46,016,139.56
  4. Step 4: Simplify right side
    136,956,148.52x = 9,447,372,293,373,348
  5. Step 5: Solve for x
    x = 9,447,372,293,373,348/136,956,148.52
  6. Step 6: Final answer
    x = 68,981,001.55

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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.