Home / 293,527,521.20-440,179,307.40-88,987,617.20

Finding the Fourth Proportional to 293,527,521.20, 440,179,307.40 and 88,987,617.20

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Solution

The fourth proportional to 293,527,521.20, 440,179,307.40 and 88,987,617.20 is: 133,447,478.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,527,521.20 : 440,179,307.40 = 88,987,617.20 : x
  2. Step 2: Convert to fraction form
    293,527,521.20/440,179,307.40 = 88,987,617.20/x
  3. Step 3: Cross multiply
    293,527,521.20x = 440,179,307.40 × 88,987,617.20
  4. Step 4: Simplify right side
    293,527,521.20x = 39,170,507,706,272,328
  5. Step 5: Solve for x
    x = 39,170,507,706,272,328/293,527,521.20
  6. Step 6: Final answer
    x = 133,447,478.95

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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.