Home / 141,653,954.81-195,482,862.51-82,126,819.37

Finding the Fourth Proportional to 141,653,954.81, 195,482,862.51 and 82,126,819.37

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Solution

The fourth proportional to 141,653,954.81, 195,482,862.51 and 82,126,819.37 is: 113,335,245.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,653,954.81 : 195,482,862.51 = 82,126,819.37 : x
  2. Step 2: Convert to fraction form
    141,653,954.81/195,482,862.51 = 82,126,819.37/x
  3. Step 3: Cross multiply
    141,653,954.81x = 195,482,862.51 × 82,126,819.37
  4. Step 4: Simplify right side
    141,653,954.81x = 16,054,385,739,289,314
  5. Step 5: Solve for x
    x = 16,054,385,739,289,314/141,653,954.81
  6. Step 6: Final answer
    x = 113,335,245.46

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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.