Home / 276,905,800.04-382,247,665.20-172,535,437.76

Finding the Fourth Proportional to 276,905,800.04, 382,247,665.20 and 172,535,437.76

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Solution

The fourth proportional to 276,905,800.04, 382,247,665.20 and 172,535,437.76 is: 238,172,216.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,905,800.04 : 382,247,665.20 = 172,535,437.76 : x
  2. Step 2: Convert to fraction form
    276,905,800.04/382,247,665.20 = 172,535,437.76/x
  3. Step 3: Cross multiply
    276,905,800.04x = 382,247,665.20 × 172,535,437.76
  4. Step 4: Simplify right side
    276,905,800.04x = 65,951,268,248,019,912
  5. Step 5: Solve for x
    x = 65,951,268,248,019,912/276,905,800.04
  6. Step 6: Final answer
    x = 238,172,216.83

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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.