Home / 162,318,202.32-243,324,891.32-54,537,450.96

Finding the Fourth Proportional to 162,318,202.32, 243,324,891.32 and 54,537,450.96

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Solution

The fourth proportional to 162,318,202.32, 243,324,891.32 and 54,537,450.96 is: 81,754,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,318,202.32 : 243,324,891.32 = 54,537,450.96 : x
  2. Step 2: Convert to fraction form
    162,318,202.32/243,324,891.32 = 54,537,450.96/x
  3. Step 3: Cross multiply
    162,318,202.32x = 243,324,891.32 × 54,537,450.96
  4. Step 4: Simplify right side
    162,318,202.32x = 13,270,319,327,711,830
  5. Step 5: Solve for x
    x = 13,270,319,327,711,830/162,318,202.32
  6. Step 6: Final answer
    x = 81,754,967.33

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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.