Home / 283,628,393.82-391,407,184.71-153,248,201.82

Finding the Fourth Proportional to 283,628,393.82, 391,407,184.71 and 153,248,201.82

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Solution

The fourth proportional to 283,628,393.82, 391,407,184.71 and 153,248,201.82 is: 211,482,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,628,393.82 : 391,407,184.71 = 153,248,201.82 : x
  2. Step 2: Convert to fraction form
    283,628,393.82/391,407,184.71 = 153,248,201.82/x
  3. Step 3: Cross multiply
    283,628,393.82x = 391,407,184.71 × 153,248,201.82
  4. Step 4: Simplify right side
    283,628,393.82x = 59,982,447,236,236,096
  5. Step 5: Solve for x
    x = 59,982,447,236,236,096/283,628,393.82
  6. Step 6: Final answer
    x = 211,482,519.18

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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.