Home / 274,039,061.76-378,173,496.29-148,591,029.76

Finding the Fourth Proportional to 274,039,061.76, 378,173,496.29 and 148,591,029.76

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Solution

The fourth proportional to 274,039,061.76, 378,173,496.29 and 148,591,029.76 is: 205,055,399.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,039,061.76 : 378,173,496.29 = 148,591,029.76 : x
  2. Step 2: Convert to fraction form
    274,039,061.76/378,173,496.29 = 148,591,029.76/x
  3. Step 3: Cross multiply
    274,039,061.76x = 378,173,496.29 × 148,591,029.76
  4. Step 4: Simplify right side
    274,039,061.76x = 56,193,189,239,982,248
  5. Step 5: Solve for x
    x = 56,193,189,239,982,248/274,039,061.76
  6. Step 6: Final answer
    x = 205,055,399.33

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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.