Home / 988,154,605.45-1,482,235,372.52-251,224,589.35

Finding the Fourth Proportional to 988,154,605.45, 1,482,235,372.52 and 251,224,589.35

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Solution

The fourth proportional to 988,154,605.45, 1,482,235,372.52 and 251,224,589.35 is: 376,837,764.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,154,605.45 : 1,482,235,372.52 = 251,224,589.35 : x
  2. Step 2: Convert to fraction form
    988,154,605.45/1,482,235,372.52 = 251,224,589.35/x
  3. Step 3: Cross multiply
    988,154,605.45x = 1,482,235,372.52 × 251,224,589.35
  4. Step 4: Simplify right side
    988,154,605.45x = 372,373,972,784,645,696
  5. Step 5: Solve for x
    x = 372,373,972,784,645,696/988,154,605.45
  6. Step 6: Final answer
    x = 376,837,764.79

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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.