Home / 185,854,734.80-256,741,806.48-148,930,301.60

Finding the Fourth Proportional to 185,854,734.80, 256,741,806.48 and 148,930,301.60

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Solution

The fourth proportional to 185,854,734.80, 256,741,806.48 and 148,930,301.60 is: 205,733,982.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,854,734.80 : 256,741,806.48 = 148,930,301.60 : x
  2. Step 2: Convert to fraction form
    185,854,734.80/256,741,806.48 = 148,930,301.60/x
  3. Step 3: Cross multiply
    185,854,734.80x = 256,741,806.48 × 148,930,301.60
  4. Step 4: Simplify right side
    185,854,734.80x = 38,236,634,672,395,232
  5. Step 5: Solve for x
    x = 38,236,634,672,395,232/185,854,734.80
  6. Step 6: Final answer
    x = 205,733,982.05

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1.5x scale

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.