Home / 251,253,339.18-346,495,679.52-163,053,028.86

Finding the Fourth Proportional to 251,253,339.18, 346,495,679.52 and 163,053,028.86

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Solution

The fourth proportional to 251,253,339.18, 346,495,679.52 and 163,053,028.86 is: 224,861,369.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,253,339.18 : 346,495,679.52 = 163,053,028.86 : x
  2. Step 2: Convert to fraction form
    251,253,339.18/346,495,679.52 = 163,053,028.86/x
  3. Step 3: Cross multiply
    251,253,339.18x = 346,495,679.52 × 163,053,028.86
  4. Step 4: Simplify right side
    251,253,339.18x = 56,497,170,032,639,872
  5. Step 5: Solve for x
    x = 56,497,170,032,639,872/251,253,339.18
  6. Step 6: Final answer
    x = 224,861,369.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.