Home / 154,711,769.20-232,042,427.18-45,511,401.69

Finding the Fourth Proportional to 154,711,769.20, 232,042,427.18 and 45,511,401.69

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Solution

The fourth proportional to 154,711,769.20, 232,042,427.18 and 45,511,401.69 is: 68,259,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,711,769.20 : 232,042,427.18 = 45,511,401.69 : x
  2. Step 2: Convert to fraction form
    154,711,769.20/232,042,427.18 = 45,511,401.69/x
  3. Step 3: Cross multiply
    154,711,769.20x = 232,042,427.18 × 45,511,401.69
  4. Step 4: Simplify right side
    154,711,769.20x = 10,560,576,113,464,822
  5. Step 5: Solve for x
    x = 10,560,576,113,464,822/154,711,769.20
  6. Step 6: Final answer
    x = 68,259,681.65

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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.