Home / 132,884,512.31-199,336,345.74-51,003,390.58

Finding the Fourth Proportional to 132,884,512.31, 199,336,345.74 and 51,003,390.58

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Solution

The fourth proportional to 132,884,512.31, 199,336,345.74 and 51,003,390.58 is: 76,508,761.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,884,512.31 : 199,336,345.74 = 51,003,390.58 : x
  2. Step 2: Convert to fraction form
    132,884,512.31/199,336,345.74 = 51,003,390.58/x
  3. Step 3: Cross multiply
    132,884,512.31x = 199,336,345.74 × 51,003,390.58
  4. Step 4: Simplify right side
    132,884,512.31x = 10,166,829,498,068,798
  5. Step 5: Solve for x
    x = 10,166,829,498,068,798/132,884,512.31
  6. Step 6: Final answer
    x = 76,508,761.79

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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.