Home / 224,619,126.20-309,990,434.34-124,145,401.95

Finding the Fourth Proportional to 224,619,126.20, 309,990,434.34 and 124,145,401.95

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Solution

The fourth proportional to 224,619,126.20, 309,990,434.34 and 124,145,401.95 is: 171,329,519.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,619,126.20 : 309,990,434.34 = 124,145,401.95 : x
  2. Step 2: Convert to fraction form
    224,619,126.20/309,990,434.34 = 124,145,401.95/x
  3. Step 3: Cross multiply
    224,619,126.20x = 309,990,434.34 × 124,145,401.95
  4. Step 4: Simplify right side
    224,619,126.20x = 38,483,887,071,794,384
  5. Step 5: Solve for x
    x = 38,483,887,071,794,384/224,619,126.20
  6. Step 6: Final answer
    x = 171,329,519.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.