Home / 253,923,705.06-350,418,552.48-142,439,258.76

Finding the Fourth Proportional to 253,923,705.06, 350,418,552.48 and 142,439,258.76

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Solution

The fourth proportional to 253,923,705.06, 350,418,552.48 and 142,439,258.76 is: 196,568,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,923,705.06 : 350,418,552.48 = 142,439,258.76 : x
  2. Step 2: Convert to fraction form
    253,923,705.06/350,418,552.48 = 142,439,258.76/x
  3. Step 3: Cross multiply
    253,923,705.06x = 350,418,552.48 × 142,439,258.76
  4. Step 4: Simplify right side
    253,923,705.06x = 49,913,358,871,003,360
  5. Step 5: Solve for x
    x = 49,913,358,871,003,360/253,923,705.06
  6. Step 6: Final answer
    x = 196,568,330.87

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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.