Home / 107,719,732.44-161,595,544.32-39,557,109.78

Finding the Fourth Proportional to 107,719,732.44, 161,595,544.32 and 39,557,109.78

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Solution

The fourth proportional to 107,719,732.44, 161,595,544.32 and 39,557,109.78 is: 59,341,520.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,719,732.44 : 161,595,544.32 = 39,557,109.78 : x
  2. Step 2: Convert to fraction form
    107,719,732.44/161,595,544.32 = 39,557,109.78/x
  3. Step 3: Cross multiply
    107,719,732.44x = 161,595,544.32 × 39,557,109.78
  4. Step 4: Simplify right side
    107,719,732.44x = 6,392,252,686,625,095
  5. Step 5: Solve for x
    x = 6,392,252,686,625,095/107,719,732.44
  6. Step 6: Final answer
    x = 59,341,520.28

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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.