Home / 259,830,053.64-358,565,463.72-142,359,834.42

Finding the Fourth Proportional to 259,830,053.64, 358,565,463.72 and 142,359,834.42

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Solution

The fourth proportional to 259,830,053.64, 358,565,463.72 and 142,359,834.42 is: 196,456,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,830,053.64 : 358,565,463.72 = 142,359,834.42 : x
  2. Step 2: Convert to fraction form
    259,830,053.64/358,565,463.72 = 142,359,834.42/x
  3. Step 3: Cross multiply
    259,830,053.64x = 358,565,463.72 × 142,359,834.42
  4. Step 4: Simplify right side
    259,830,053.64x = 51,045,320,043,909,720
  5. Step 5: Solve for x
    x = 51,045,320,043,909,720/259,830,053.64
  6. Step 6: Final answer
    x = 196,456,565.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.