Home / 799,227,087.08-1,198,295,065.17-425,790,808.25

Finding the Fourth Proportional to 799,227,087.08, 1,198,295,065.17 and 425,790,808.25

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Solution

The fourth proportional to 799,227,087.08, 1,198,295,065.17 and 425,790,808.25 is: 638,395,560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,227,087.08 : 1,198,295,065.17 = 425,790,808.25 : x
  2. Step 2: Convert to fraction form
    799,227,087.08/1,198,295,065.17 = 425,790,808.25/x
  3. Step 3: Cross multiply
    799,227,087.08x = 1,198,295,065.17 × 425,790,808.25
  4. Step 4: Simplify right side
    799,227,087.08x = 510,223,024,314,729,280
  5. Step 5: Solve for x
    x = 510,223,024,314,729,280/799,227,087.08
  6. Step 6: Final answer
    x = 638,395,560.62

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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.