Home / 331,153,630.10-496,730,445.15-325,778,858.90

Finding the Fourth Proportional to 331,153,630.10, 496,730,445.15 and 325,778,858.90

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Solution

The fourth proportional to 331,153,630.10, 496,730,445.15 and 325,778,858.90 is: 488,668,288.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,153,630.10 : 496,730,445.15 = 325,778,858.90 : x
  2. Step 2: Convert to fraction form
    331,153,630.10/496,730,445.15 = 325,778,858.90/x
  3. Step 3: Cross multiply
    331,153,630.10x = 496,730,445.15 × 325,778,858.90
  4. Step 4: Simplify right side
    331,153,630.10x = 161,824,277,601,856,032
  5. Step 5: Solve for x
    x = 161,824,277,601,856,032/331,153,630.10
  6. Step 6: Final answer
    x = 488,668,288.35

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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.