Home / 25,149,737,018.87-34,706,744,986.11-13,718,554,984.61

Finding the Fourth Proportional to 25,149,737,018.87, 34,706,744,986.11 and 13,718,554,984.61

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Solution

The fourth proportional to 25,149,737,018.87, 34,706,744,986.11 and 13,718,554,984.61 is: 18,931,664,735.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,149,737,018.87 : 34,706,744,986.11 = 13,718,554,984.61 : x
  2. Step 2: Convert to fraction form
    25,149,737,018.87/34,706,744,986.11 = 13,718,554,984.61/x
  3. Step 3: Cross multiply
    25,149,737,018.87x = 34,706,744,986.11 × 13,718,554,984.61
  4. Step 4: Simplify right side
    25,149,737,018.87x = 476,126,389,428,787,478,528
  5. Step 5: Solve for x
    x = 476,126,389,428,787,478,528/25,149,737,018.87
  6. Step 6: Final answer
    x = 18,931,664,735.56

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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.