Home / 445,232,595.24-667,894,655.16-154,099,242.72

Finding the Fourth Proportional to 445,232,595.24, 667,894,655.16 and 154,099,242.72

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Solution

The fourth proportional to 445,232,595.24, 667,894,655.16 and 154,099,242.72 is: 231,164,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,232,595.24 : 667,894,655.16 = 154,099,242.72 : x
  2. Step 2: Convert to fraction form
    445,232,595.24/667,894,655.16 = 154,099,242.72/x
  3. Step 3: Cross multiply
    445,232,595.24x = 667,894,655.16 × 154,099,242.72
  4. Step 4: Simplify right side
    445,232,595.24x = 102,922,060,576,891,536
  5. Step 5: Solve for x
    x = 102,922,060,576,891,536/445,232,595.24
  6. Step 6: Final answer
    x = 231,164,702.85

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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.