Home / 80,009,047.76-110,413,015.56-43,339,618.32

Finding the Fourth Proportional to 80,009,047.76, 110,413,015.56 and 43,339,618.32

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Solution

The fourth proportional to 80,009,047.76, 110,413,015.56 and 43,339,618.32 is: 59,808,960.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,009,047.76 : 110,413,015.56 = 43,339,618.32 : x
  2. Step 2: Convert to fraction form
    80,009,047.76/110,413,015.56 = 43,339,618.32/x
  3. Step 3: Cross multiply
    80,009,047.76x = 110,413,015.56 × 43,339,618.32
  4. Step 4: Simplify right side
    80,009,047.76x = 4,785,257,951,930,621
  5. Step 5: Solve for x
    x = 4,785,257,951,930,621/80,009,047.76
  6. Step 6: Final answer
    x = 59,808,960.19

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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.