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Finding the Fourth Proportional to 225,573,977.07, 338,295,323.98 and 87,368,759.28

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Solution

The fourth proportional to 225,573,977.07, 338,295,323.98 and 87,368,759.28 is: 131,027,714.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,573,977.07 : 338,295,323.98 = 87,368,759.28 : x
  2. Step 2: Convert to fraction form
    225,573,977.07/338,295,323.98 = 87,368,759.28/x
  3. Step 3: Cross multiply
    225,573,977.07x = 338,295,323.98 × 87,368,759.28
  4. Step 4: Simplify right side
    225,573,977.07x = 29,556,442,726,358,232
  5. Step 5: Solve for x
    x = 29,556,442,726,358,232/225,573,977.07
  6. Step 6: Final answer
    x = 131,027,714.77

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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.