Home / 140,960,190.80-211,440,286.20-97,962,021.20

Finding the Fourth Proportional to 140,960,190.80, 211,440,286.20 and 97,962,021.20

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Solution

The fourth proportional to 140,960,190.80, 211,440,286.20 and 97,962,021.20 is: 146,943,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,960,190.80 : 211,440,286.20 = 97,962,021.20 : x
  2. Step 2: Convert to fraction form
    140,960,190.80/211,440,286.20 = 97,962,021.20/x
  3. Step 3: Cross multiply
    140,960,190.80x = 211,440,286.20 × 97,962,021.20
  4. Step 4: Simplify right side
    140,960,190.80x = 20,713,117,799,258,468
  5. Step 5: Solve for x
    x = 20,713,117,799,258,468/140,960,190.80
  6. Step 6: Final answer
    x = 146,943,031.80

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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.