Home / 100,166,595.46-138,359,568.11-82,832,958.34

Finding the Fourth Proportional to 100,166,595.46, 138,359,568.11 and 82,832,958.34

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Solution

The fourth proportional to 100,166,595.46, 138,359,568.11 and 82,832,958.34 is: 114,416,710.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,166,595.46 : 138,359,568.11 = 82,832,958.34 : x
  2. Step 2: Convert to fraction form
    100,166,595.46/138,359,568.11 = 82,832,958.34/x
  3. Step 3: Cross multiply
    100,166,595.46x = 138,359,568.11 × 82,832,958.34
  4. Step 4: Simplify right side
    100,166,595.46x = 11,460,732,340,781,858
  5. Step 5: Solve for x
    x = 11,460,732,340,781,858/100,166,595.46
  6. Step 6: Final answer
    x = 114,416,710.36

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1.5x scale

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.