Home / 276,048,249.60-413,914,910.40-103,530,691.20

Finding the Fourth Proportional to 276,048,249.60, 413,914,910.40 and 103,530,691.20

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Solution

The fourth proportional to 276,048,249.60, 413,914,910.40 and 103,530,691.20 is: 155,236,980.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,048,249.60 : 413,914,910.40 = 103,530,691.20 : x
  2. Step 2: Convert to fraction form
    276,048,249.60/413,914,910.40 = 103,530,691.20/x
  3. Step 3: Cross multiply
    276,048,249.60x = 413,914,910.40 × 103,530,691.20
  4. Step 4: Simplify right side
    276,048,249.60x = 42,852,896,771,698,064
  5. Step 5: Solve for x
    x = 42,852,896,771,698,064/276,048,249.60
  6. Step 6: Final answer
    x = 155,236,980.61

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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.