Home / 147,057,372.40-220,587,258.60-50,035,129.84

Finding the Fourth Proportional to 147,057,372.40, 220,587,258.60 and 50,035,129.84

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Solution

The fourth proportional to 147,057,372.40, 220,587,258.60 and 50,035,129.84 is: 75,053,103.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,057,372.40 : 220,587,258.60 = 50,035,129.84 : x
  2. Step 2: Convert to fraction form
    147,057,372.40/220,587,258.60 = 50,035,129.84/x
  3. Step 3: Cross multiply
    147,057,372.40x = 220,587,258.60 × 50,035,129.84
  4. Step 4: Simplify right side
    147,057,372.40x = 11,037,112,125,100,658
  5. Step 5: Solve for x
    x = 11,037,112,125,100,658/147,057,372.40
  6. Step 6: Final answer
    x = 75,053,103.05

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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.