Home / 223,959,518.40-335,888,863.20-80,352,350.40

Finding the Fourth Proportional to 223,959,518.40, 335,888,863.20 and 80,352,350.40

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Solution

The fourth proportional to 223,959,518.40, 335,888,863.20 and 80,352,350.40 is: 120,510,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,959,518.40 : 335,888,863.20 = 80,352,350.40 : x
  2. Step 2: Convert to fraction form
    223,959,518.40/335,888,863.20 = 80,352,350.40/x
  3. Step 3: Cross multiply
    223,959,518.40x = 335,888,863.20 × 80,352,350.40
  4. Step 4: Simplify right side
    223,959,518.40x = 26,989,459,631,304,068
  5. Step 5: Solve for x
    x = 26,989,459,631,304,068/223,959,518.40
  6. Step 6: Final answer
    x = 120,510,437.89

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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.