Home / 276,037,820.70-413,705,061.45-146,707,388.70

Finding the Fourth Proportional to 276,037,820.70, 413,705,061.45 and 146,707,388.70

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Solution

The fourth proportional to 276,037,820.70, 413,705,061.45 and 146,707,388.70 is: 219,874,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,037,820.70 : 413,705,061.45 = 146,707,388.70 : x
  2. Step 2: Convert to fraction form
    276,037,820.70/413,705,061.45 = 146,707,388.70/x
  3. Step 3: Cross multiply
    276,037,820.70x = 413,705,061.45 × 146,707,388.70
  4. Step 4: Simplify right side
    276,037,820.70x = 60,693,589,257,302,528
  5. Step 5: Solve for x
    x = 60,693,589,257,302,528/276,037,820.70
  6. Step 6: Final answer
    x = 219,874,179.21

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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.