Home / 48,177,473,410.98-66,486,707,589.15-28,890,073,527.44

Finding the Fourth Proportional to 48,177,473,410.98, 66,486,707,589.15 and 28,890,073,527.44

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Solution

The fourth proportional to 48,177,473,410.98, 66,486,707,589.15 and 28,890,073,527.44 is: 39,869,377,425.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,177,473,410.98 : 66,486,707,589.15 = 28,890,073,527.44 : x
  2. Step 2: Convert to fraction form
    48,177,473,410.98/66,486,707,589.15 = 28,890,073,527.44/x
  3. Step 3: Cross multiply
    48,177,473,410.98x = 66,486,707,589.15 × 28,890,073,527.44
  4. Step 4: Simplify right side
    48,177,473,410.98x = 1,920,805,870,847,680,839,680
  5. Step 5: Solve for x
    x = 1,920,805,870,847,680,839,680/48,177,473,410.98
  6. Step 6: Final answer
    x = 39,869,377,425.88

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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.