Home / 20,177,881,034.10-30,266,821,551.15-9,694,569,579.90

Finding the Fourth Proportional to 20,177,881,034.10, 30,266,821,551.15 and 9,694,569,579.90

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Solution

The fourth proportional to 20,177,881,034.10, 30,266,821,551.15 and 9,694,569,579.90 is: 14,541,854,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,881,034.10 : 30,266,821,551.15 = 9,694,569,579.90 : x
  2. Step 2: Convert to fraction form
    20,177,881,034.10/30,266,821,551.15 = 9,694,569,579.90/x
  3. Step 3: Cross multiply
    20,177,881,034.10x = 30,266,821,551.15 × 9,694,569,579.90
  4. Step 4: Simplify right side
    20,177,881,034.10x = 293,423,807,490,040,528,896
  5. Step 5: Solve for x
    x = 293,423,807,490,040,528,896/20,177,881,034.10
  6. Step 6: Final answer
    x = 14,541,854,369.85

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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.