Home / 96,228,999.20-144,376,546.80-28,081,690.40

Finding the Fourth Proportional to 96,228,999.20, 144,376,546.80 and 28,081,690.40

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Solution

The fourth proportional to 96,228,999.20, 144,376,546.80 and 28,081,690.40 is: 42,132,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,228,999.20 : 144,376,546.80 = 28,081,690.40 : x
  2. Step 2: Convert to fraction form
    96,228,999.20/144,376,546.80 = 28,081,690.40/x
  3. Step 3: Cross multiply
    96,228,999.20x = 144,376,546.80 × 28,081,690.40
  4. Step 4: Simplify right side
    96,228,999.20x = 4,054,337,488,258,711
  5. Step 5: Solve for x
    x = 4,054,337,488,258,711/96,228,999.20
  6. Step 6: Final answer
    x = 42,132,179.72

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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.