Home / 140,960,344.80-211,440,517.20-97,962,175.20

Finding the Fourth Proportional to 140,960,344.80, 211,440,517.20 and 97,962,175.20

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Solution

The fourth proportional to 140,960,344.80, 211,440,517.20 and 97,962,175.20 is: 146,943,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,960,344.80 : 211,440,517.20 = 97,962,175.20 : x
  2. Step 2: Convert to fraction form
    140,960,344.80/211,440,517.20 = 97,962,175.20/x
  3. Step 3: Cross multiply
    140,960,344.80x = 211,440,517.20 × 97,962,175.20
  4. Step 4: Simplify right side
    140,960,344.80x = 20,713,172,990,325,012
  5. Step 5: Solve for x
    x = 20,713,172,990,325,012/140,960,344.80
  6. Step 6: Final answer
    x = 146,943,262.80

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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.