Home / 86,322,062.18-119,123,036.70-47,162,996.12

Finding the Fourth Proportional to 86,322,062.18, 119,123,036.70 and 47,162,996.12

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Solution

The fourth proportional to 86,322,062.18, 119,123,036.70 and 47,162,996.12 is: 65,084,164.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,322,062.18 : 119,123,036.70 = 47,162,996.12 : x
  2. Step 2: Convert to fraction form
    86,322,062.18/119,123,036.70 = 47,162,996.12/x
  3. Step 3: Cross multiply
    86,322,062.18x = 119,123,036.70 × 47,162,996.12
  4. Step 4: Simplify right side
    86,322,062.18x = 5,618,199,317,684,717
  5. Step 5: Solve for x
    x = 5,618,199,317,684,717/86,322,062.18
  6. Step 6: Final answer
    x = 65,084,164.76

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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.