Home / 148,820,273.55-223,215,976.11-45,190,377.51

Finding the Fourth Proportional to 148,820,273.55, 223,215,976.11 and 45,190,377.51

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Solution

The fourth proportional to 148,820,273.55, 223,215,976.11 and 45,190,377.51 is: 67,781,183.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,820,273.55 : 223,215,976.11 = 45,190,377.51 : x
  2. Step 2: Convert to fraction form
    148,820,273.55/223,215,976.11 = 45,190,377.51/x
  3. Step 3: Cross multiply
    148,820,273.55x = 223,215,976.11 × 45,190,377.51
  4. Step 4: Simplify right side
    148,820,273.55x = 10,087,214,226,674,042
  5. Step 5: Solve for x
    x = 10,087,214,226,674,042/148,820,273.55
  6. Step 6: Final answer
    x = 67,781,183.21

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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.