Home / 331,153,631.10-496,730,446.65-325,778,859.90

Finding the Fourth Proportional to 331,153,631.10, 496,730,446.65 and 325,778,859.90

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Solution

The fourth proportional to 331,153,631.10, 496,730,446.65 and 325,778,859.90 is: 488,668,289.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,153,631.10 : 496,730,446.65 = 325,778,859.90 : x
  2. Step 2: Convert to fraction form
    331,153,631.10/496,730,446.65 = 325,778,859.90/x
  3. Step 3: Cross multiply
    331,153,631.10x = 496,730,446.65 × 325,778,859.90
  4. Step 4: Simplify right side
    331,153,631.10x = 161,824,278,587,254,752
  5. Step 5: Solve for x
    x = 161,824,278,587,254,752/331,153,631.10
  6. Step 6: Final answer
    x = 488,668,289.85

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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.