Home / 168,495,733.52-252,753,398.20-47,336,633.36

Finding the Fourth Proportional to 168,495,733.52, 252,753,398.20 and 47,336,633.36

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Solution

The fourth proportional to 168,495,733.52, 252,753,398.20 and 47,336,633.36 is: 71,007,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,495,733.52 : 252,753,398.20 = 47,336,633.36 : x
  2. Step 2: Convert to fraction form
    168,495,733.52/252,753,398.20 = 47,336,633.36/x
  3. Step 3: Cross multiply
    168,495,733.52x = 252,753,398.20 × 47,336,633.36
  4. Step 4: Simplify right side
    168,495,733.52x = 11,964,494,941,087,484
  5. Step 5: Solve for x
    x = 11,964,494,941,087,484/168,495,733.52
  6. Step 6: Final answer
    x = 71,007,702.64

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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.