Home / 169,832,708.10-254,487,788.55-126,498,615.30

Finding the Fourth Proportional to 169,832,708.10, 254,487,788.55 and 126,498,615.30

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Solution

The fourth proportional to 169,832,708.10, 254,487,788.55 and 126,498,615.30 is: 189,553,315.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,832,708.10 : 254,487,788.55 = 126,498,615.30 : x
  2. Step 2: Convert to fraction form
    169,832,708.10/254,487,788.55 = 126,498,615.30/x
  3. Step 3: Cross multiply
    169,832,708.10x = 254,487,788.55 × 126,498,615.30
  4. Step 4: Simplify right side
    169,832,708.10x = 32,192,352,862,334,196
  5. Step 5: Solve for x
    x = 32,192,352,862,334,196/169,832,708.10
  6. Step 6: Final answer
    x = 189,553,315.27

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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.