Home / 98,325,851.20-147,488,776.80-88,584,078.40

Finding the Fourth Proportional to 98,325,851.20, 147,488,776.80 and 88,584,078.40

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Solution

The fourth proportional to 98,325,851.20, 147,488,776.80 and 88,584,078.40 is: 132,876,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,325,851.20 : 147,488,776.80 = 88,584,078.40 : x
  2. Step 2: Convert to fraction form
    98,325,851.20/147,488,776.80 = 88,584,078.40/x
  3. Step 3: Cross multiply
    98,325,851.20x = 147,488,776.80 × 88,584,078.40
  4. Step 4: Simplify right side
    98,325,851.20x = 13,065,157,367,171,304
  5. Step 5: Solve for x
    x = 13,065,157,367,171,304/98,325,851.20
  6. Step 6: Final answer
    x = 132,876,117.60

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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.