Home / 25,149,737,017.87-34,706,744,984.73-13,718,554,983.61

Finding the Fourth Proportional to 25,149,737,017.87, 34,706,744,984.73 and 13,718,554,983.61

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Solution

The fourth proportional to 25,149,737,017.87, 34,706,744,984.73 and 13,718,554,983.61 is: 18,931,664,734.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,149,737,017.87 : 34,706,744,984.73 = 13,718,554,983.61 : x
  2. Step 2: Convert to fraction form
    25,149,737,017.87/34,706,744,984.73 = 13,718,554,983.61/x
  3. Step 3: Cross multiply
    25,149,737,017.87x = 34,706,744,984.73 × 13,718,554,983.61
  4. Step 4: Simplify right side
    25,149,737,017.87x = 476,126,389,375,149,211,648
  5. Step 5: Solve for x
    x = 476,126,389,375,149,211,648/25,149,737,017.87
  6. Step 6: Final answer
    x = 18,931,664,734.18

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1.5x scale

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.