Home / 650,128,079.52-897,174,049.96-386,027,475.84

Finding the Fourth Proportional to 650,128,079.52, 897,174,049.96 and 386,027,475.84

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Solution

The fourth proportional to 650,128,079.52, 897,174,049.96 and 386,027,475.84 is: 532,716,313.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,128,079.52 : 897,174,049.96 = 386,027,475.84 : x
  2. Step 2: Convert to fraction form
    650,128,079.52/897,174,049.96 = 386,027,475.84/x
  3. Step 3: Cross multiply
    650,128,079.52x = 897,174,049.96 × 386,027,475.84
  4. Step 4: Simplify right side
    650,128,079.52x = 346,333,833,895,208,832
  5. Step 5: Solve for x
    x = 346,333,833,895,208,832/650,128,079.52
  6. Step 6: Final answer
    x = 532,716,313.61

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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.