Home / 146,994,513.80-220,491,770.70-103,156,536.20

Finding the Fourth Proportional to 146,994,513.80, 220,491,770.70 and 103,156,536.20

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Solution

The fourth proportional to 146,994,513.80, 220,491,770.70 and 103,156,536.20 is: 154,734,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,994,513.80 : 220,491,770.70 = 103,156,536.20 : x
  2. Step 2: Convert to fraction form
    146,994,513.80/220,491,770.70 = 103,156,536.20/x
  3. Step 3: Cross multiply
    146,994,513.80x = 220,491,770.70 × 103,156,536.20
  4. Step 4: Simplify right side
    146,994,513.80x = 22,745,167,326,016,648
  5. Step 5: Solve for x
    x = 22,745,167,326,016,648/146,994,513.80
  6. Step 6: Final answer
    x = 154,734,804.30

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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.