Home / 156,982,608.78-235,455,945.84-41,976,119.16

Finding the Fourth Proportional to 156,982,608.78, 235,455,945.84 and 41,976,119.16

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Solution

The fourth proportional to 156,982,608.78, 235,455,945.84 and 41,976,119.16 is: 62,959,374.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,982,608.78 : 235,455,945.84 = 41,976,119.16 : x
  2. Step 2: Convert to fraction form
    156,982,608.78/235,455,945.84 = 41,976,119.16/x
  3. Step 3: Cross multiply
    156,982,608.78x = 235,455,945.84 × 41,976,119.16
  4. Step 4: Simplify right side
    156,982,608.78x = 9,883,526,839,510,346
  5. Step 5: Solve for x
    x = 9,883,526,839,510,346/156,982,608.78
  6. Step 6: Final answer
    x = 62,959,374.39

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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.