Home / 96,786,689.60-145,205,695.20-42,175,841.60

Finding the Fourth Proportional to 96,786,689.60, 145,205,695.20 and 42,175,841.60

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Solution

The fourth proportional to 96,786,689.60, 145,205,695.20 and 42,175,841.60 is: 63,274,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,786,689.60 : 145,205,695.20 = 42,175,841.60 : x
  2. Step 2: Convert to fraction form
    96,786,689.60/145,205,695.20 = 42,175,841.60/x
  3. Step 3: Cross multiply
    96,786,689.60x = 145,205,695.20 × 42,175,841.60
  4. Step 4: Simplify right side
    96,786,689.60x = 6,124,172,400,173,080
  5. Step 5: Solve for x
    x = 6,124,172,400,173,080/96,786,689.60
  6. Step 6: Final answer
    x = 63,274,944.37

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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.