Home / 276,983,999.10-415,475,998.65-264,229,415.10

Finding the Fourth Proportional to 276,983,999.10, 415,475,998.65 and 264,229,415.10

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Solution

The fourth proportional to 276,983,999.10, 415,475,998.65 and 264,229,415.10 is: 396,344,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,983,999.10 : 415,475,998.65 = 264,229,415.10 : x
  2. Step 2: Convert to fraction form
    276,983,999.10/415,475,998.65 = 264,229,415.10/x
  3. Step 3: Cross multiply
    276,983,999.10x = 415,475,998.65 × 264,229,415.10
  4. Step 4: Simplify right side
    276,983,999.10x = 109,780,980,111,377,888
  5. Step 5: Solve for x
    x = 109,780,980,111,377,888/276,983,999.10
  6. Step 6: Final answer
    x = 396,344,122.65

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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.