Home / 243,674,153.60-365,472,010.20-71,110,522.40

Finding the Fourth Proportional to 243,674,153.60, 365,472,010.20 and 71,110,522.40

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Solution

The fourth proportional to 243,674,153.60, 365,472,010.20 and 71,110,522.40 is: 106,654,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,674,153.60 : 365,472,010.20 = 71,110,522.40 : x
  2. Step 2: Convert to fraction form
    243,674,153.60/365,472,010.20 = 71,110,522.40/x
  3. Step 3: Cross multiply
    243,674,153.60x = 365,472,010.20 × 71,110,522.40
  4. Step 4: Simplify right side
    243,674,153.60x = 25,988,905,567,900,128
  5. Step 5: Solve for x
    x = 25,988,905,567,900,128/243,674,153.60
  6. Step 6: Final answer
    x = 106,654,338.11

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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.