Home / 115,916,987.60-173,875,481.40-55,450,811.60

Finding the Fourth Proportional to 115,916,987.60, 173,875,481.40 and 55,450,811.60

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Solution

The fourth proportional to 115,916,987.60, 173,875,481.40 and 55,450,811.60 is: 83,176,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,916,987.60 : 173,875,481.40 = 55,450,811.60 : x
  2. Step 2: Convert to fraction form
    115,916,987.60/173,875,481.40 = 55,450,811.60/x
  3. Step 3: Cross multiply
    115,916,987.60x = 173,875,481.40 × 55,450,811.60
  4. Step 4: Simplify right side
    115,916,987.60x = 9,641,536,560,970,704
  5. Step 5: Solve for x
    x = 9,641,536,560,970,704/115,916,987.60
  6. Step 6: Final answer
    x = 83,176,217.40

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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.