Home / 376,536,702.72-564,481,576-130,861,419.20

Finding the Fourth Proportional to 376,536,702.72, 564,481,576 and 130,861,419.20

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Solution

The fourth proportional to 376,536,702.72, 564,481,576 and 130,861,419.20 is: 196,179,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,536,702.72 : 564,481,576 = 130,861,419.20 : x
  2. Step 2: Convert to fraction form
    376,536,702.72/564,481,576 = 130,861,419.20/x
  3. Step 3: Cross multiply
    376,536,702.72x = 564,481,576 × 130,861,419.20
  4. Step 4: Simplify right side
    376,536,702.72x = 73,868,860,147,612,656
  5. Step 5: Solve for x
    x = 73,868,860,147,612,656/376,536,702.72
  6. Step 6: Final answer
    x = 196,179,707.35

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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.