Home / 165,140,976.17-247,808,057.78-61,581,725.70

Finding the Fourth Proportional to 165,140,976.17, 247,808,057.78 and 61,581,725.70

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Solution

The fourth proportional to 165,140,976.17, 247,808,057.78 and 61,581,725.70 is: 92,408,608.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,140,976.17 : 247,808,057.78 = 61,581,725.70 : x
  2. Step 2: Convert to fraction form
    165,140,976.17/247,808,057.78 = 61,581,725.70/x
  3. Step 3: Cross multiply
    165,140,976.17x = 247,808,057.78 × 61,581,725.70
  4. Step 4: Simplify right side
    165,140,976.17x = 15,260,447,840,457,712
  5. Step 5: Solve for x
    x = 15,260,447,840,457,712/165,140,976.17
  6. Step 6: Final answer
    x = 92,408,608.66

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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.