Home / 354,297,165.10-531,445,747.65-160,214,911.90

Finding the Fourth Proportional to 354,297,165.10, 531,445,747.65 and 160,214,911.90

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Solution

The fourth proportional to 354,297,165.10, 531,445,747.65 and 160,214,911.90 is: 240,322,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,297,165.10 : 531,445,747.65 = 160,214,911.90 : x
  2. Step 2: Convert to fraction form
    354,297,165.10/531,445,747.65 = 160,214,911.90/x
  3. Step 3: Cross multiply
    354,297,165.10x = 531,445,747.65 × 160,214,911.90
  4. Step 4: Simplify right side
    354,297,165.10x = 85,145,533,639,374,384
  5. Step 5: Solve for x
    x = 85,145,533,639,374,384/354,297,165.10
  6. Step 6: Final answer
    x = 240,322,367.85

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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.