Home / 165,928,749.40-248,893,124.10-43,096,987.90

Finding the Fourth Proportional to 165,928,749.40, 248,893,124.10 and 43,096,987.90

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Solution

The fourth proportional to 165,928,749.40, 248,893,124.10 and 43,096,987.90 is: 64,645,481.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,928,749.40 : 248,893,124.10 = 43,096,987.90 : x
  2. Step 2: Convert to fraction form
    165,928,749.40/248,893,124.10 = 43,096,987.90/x
  3. Step 3: Cross multiply
    165,928,749.40x = 248,893,124.10 × 43,096,987.90
  4. Step 4: Simplify right side
    165,928,749.40x = 10,726,543,957,730,898
  5. Step 5: Solve for x
    x = 10,726,543,957,730,898/165,928,749.40
  6. Step 6: Final answer
    x = 64,645,481.85

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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.