Home / 117,378,160.80-176,067,241.20-98,388,002.40

Finding the Fourth Proportional to 117,378,160.80, 176,067,241.20 and 98,388,002.40

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Solution

The fourth proportional to 117,378,160.80, 176,067,241.20 and 98,388,002.40 is: 147,582,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,378,160.80 : 176,067,241.20 = 98,388,002.40 : x
  2. Step 2: Convert to fraction form
    117,378,160.80/176,067,241.20 = 98,388,002.40/x
  3. Step 3: Cross multiply
    117,378,160.80x = 176,067,241.20 × 98,388,002.40
  4. Step 4: Simplify right side
    117,378,160.80x = 17,322,904,149,746,978
  5. Step 5: Solve for x
    x = 17,322,904,149,746,978/117,378,160.80
  6. Step 6: Final answer
    x = 147,582,003.60

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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.