Home / 610,387,662.56-842,340,972.48-331,935,236.96

Finding the Fourth Proportional to 610,387,662.56, 842,340,972.48 and 331,935,236.96

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Solution

The fourth proportional to 610,387,662.56, 842,340,972.48 and 331,935,236.96 is: 458,073,888.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,387,662.56 : 842,340,972.48 = 331,935,236.96 : x
  2. Step 2: Convert to fraction form
    610,387,662.56/842,340,972.48 = 331,935,236.96/x
  3. Step 3: Cross multiply
    610,387,662.56x = 842,340,972.48 × 331,935,236.96
  4. Step 4: Simplify right side
    610,387,662.56x = 279,602,650,301,265,632
  5. Step 5: Solve for x
    x = 279,602,650,301,265,632/610,387,662.56
  6. Step 6: Final answer
    x = 458,073,888.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.