Home / 120,097,006.28-165,749,217.62-67,176,654.92

Finding the Fourth Proportional to 120,097,006.28, 165,749,217.62 and 67,176,654.92

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Solution

The fourth proportional to 120,097,006.28, 165,749,217.62 and 67,176,654.92 is: 92,712,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,097,006.28 : 165,749,217.62 = 67,176,654.92 : x
  2. Step 2: Convert to fraction form
    120,097,006.28/165,749,217.62 = 67,176,654.92/x
  3. Step 3: Cross multiply
    120,097,006.28x = 165,749,217.62 × 67,176,654.92
  4. Step 4: Simplify right side
    120,097,006.28x = 11,134,477,995,318,724
  5. Step 5: Solve for x
    x = 11,134,477,995,318,724/120,097,006.28
  6. Step 6: Final answer
    x = 92,712,369.28

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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.