Home / 169,129,339.20-253,694,008.80-88,339,809.60

Finding the Fourth Proportional to 169,129,339.20, 253,694,008.80 and 88,339,809.60

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Solution

The fourth proportional to 169,129,339.20, 253,694,008.80 and 88,339,809.60 is: 132,509,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,129,339.20 : 253,694,008.80 = 88,339,809.60 : x
  2. Step 2: Convert to fraction form
    169,129,339.20/253,694,008.80 = 88,339,809.60/x
  3. Step 3: Cross multiply
    169,129,339.20x = 253,694,008.80 × 88,339,809.60
  4. Step 4: Simplify right side
    169,129,339.20x = 22,411,280,434,052,724
  5. Step 5: Solve for x
    x = 22,411,280,434,052,724/169,129,339.20
  6. Step 6: Final answer
    x = 132,509,714.40

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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.