Home / 156,629,603.60-234,720,456.60-115,367,037.20

Finding the Fourth Proportional to 156,629,603.60, 234,720,456.60 and 115,367,037.20

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Solution

The fourth proportional to 156,629,603.60, 234,720,456.60 and 115,367,037.20 is: 172,885,604.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,629,603.60 : 234,720,456.60 = 115,367,037.20 : x
  2. Step 2: Convert to fraction form
    156,629,603.60/234,720,456.60 = 115,367,037.20/x
  3. Step 3: Cross multiply
    156,629,603.60x = 234,720,456.60 × 115,367,037.20
  4. Step 4: Simplify right side
    156,629,603.60x = 27,079,003,648,173,184
  5. Step 5: Solve for x
    x = 27,079,003,648,173,184/156,629,603.60
  6. Step 6: Final answer
    x = 172,885,604.16

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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.