Home / 243,975,688.96-365,967,907.20-88,639,815.04

Finding the Fourth Proportional to 243,975,688.96, 365,967,907.20 and 88,639,815.04

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Solution

The fourth proportional to 243,975,688.96, 365,967,907.20 and 88,639,815.04 is: 132,961,311.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,975,688.96 : 365,967,907.20 = 88,639,815.04 : x
  2. Step 2: Convert to fraction form
    243,975,688.96/365,967,907.20 = 88,639,815.04/x
  3. Step 3: Cross multiply
    243,975,688.96x = 365,967,907.20 × 88,639,815.04
  4. Step 4: Simplify right side
    243,975,688.96x = 32,439,327,604,783,884
  5. Step 5: Solve for x
    x = 32,439,327,604,783,884/243,975,688.96
  6. Step 6: Final answer
    x = 132,961,311.61

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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.