Home / 145,529,033,279.85-218,098,424,650.32-113,261,841,609.30

Finding the Fourth Proportional to 145,529,033,279.85, 218,098,424,650.32 and 113,261,841,609.30

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Solution

The fourth proportional to 145,529,033,279.85, 218,098,424,650.32 and 113,261,841,609.30 is: 169,740,900,982.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,529,033,279.85 : 218,098,424,650.32 = 113,261,841,609.30 : x
  2. Step 2: Convert to fraction form
    145,529,033,279.85/218,098,424,650.32 = 113,261,841,609.30/x
  3. Step 3: Cross multiply
    145,529,033,279.85x = 218,098,424,650.32 × 113,261,841,609.30
  4. Step 4: Simplify right side
    145,529,033,279.85x = 24,702,229,227,982,395,801,600
  5. Step 5: Solve for x
    x = 24,702,229,227,982,395,801,600/145,529,033,279.85
  6. Step 6: Final answer
    x = 169,740,900,982.15

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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.