Home / 1,385,175,279.56-2,079,836,224.22-1,199,006,618.81

Finding the Fourth Proportional to 1,385,175,279.56, 2,079,836,224.22 and 1,199,006,618.81

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Solution

The fourth proportional to 1,385,175,279.56, 2,079,836,224.22 and 1,199,006,618.81 is: 1,800,304,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,175,279.56 : 2,079,836,224.22 = 1,199,006,618.81 : x
  2. Step 2: Convert to fraction form
    1,385,175,279.56/2,079,836,224.22 = 1,199,006,618.81/x
  3. Step 3: Cross multiply
    1,385,175,279.56x = 2,079,836,224.22 × 1,199,006,618.81
  4. Step 4: Simplify right side
    1,385,175,279.56x = 2,493,737,398,870,180,352
  5. Step 5: Solve for x
    x = 2,493,737,398,870,180,352/1,385,175,279.56
  6. Step 6: Final answer
    x = 1,800,304,579.26

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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.