Home / 67,829,182,622.88-101,758,948,574.74-20,669,347,433.76

Finding the Fourth Proportional to 67,829,182,622.88, 101,758,948,574.74 and 20,669,347,433.76

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Solution

The fourth proportional to 67,829,182,622.88, 101,758,948,574.74 and 20,669,347,433.76 is: 31,008,645,265.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,829,182,622.88 : 101,758,948,574.74 = 20,669,347,433.76 : x
  2. Step 2: Convert to fraction form
    67,829,182,622.88/101,758,948,574.74 = 20,669,347,433.76/x
  3. Step 3: Cross multiply
    67,829,182,622.88x = 101,758,948,574.74 × 20,669,347,433.76
  4. Step 4: Simplify right side
    67,829,182,622.88x = 2,103,291,062,585,418,055,680
  5. Step 5: Solve for x
    x = 2,103,291,062,585,418,055,680/67,829,182,622.88
  6. Step 6: Final answer
    x = 31,008,645,265.26

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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.