Home / 1,413,517,381.76-2,120,505,937.72-417,639,463.04

Finding the Fourth Proportional to 1,413,517,381.76, 2,120,505,937.72 and 417,639,463.04

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Solution

The fourth proportional to 1,413,517,381.76, 2,120,505,937.72 and 417,639,463.04 is: 626,527,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,517,381.76 : 2,120,505,937.72 = 417,639,463.04 : x
  2. Step 2: Convert to fraction form
    1,413,517,381.76/2,120,505,937.72 = 417,639,463.04/x
  3. Step 3: Cross multiply
    1,413,517,381.76x = 2,120,505,937.72 × 417,639,463.04
  4. Step 4: Simplify right side
    1,413,517,381.76x = 885,606,961,202,512,512
  5. Step 5: Solve for x
    x = 885,606,961,202,512,512/1,413,517,381.76
  6. Step 6: Final answer
    x = 626,527,110.76

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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.