Home / 173,396,277.53-239,055,384.66-137,750,987.72

Finding the Fourth Proportional to 173,396,277.53, 239,055,384.66 and 137,750,987.72

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Solution

The fourth proportional to 173,396,277.53, 239,055,384.66 and 137,750,987.72 is: 189,912,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,396,277.53 : 239,055,384.66 = 137,750,987.72 : x
  2. Step 2: Convert to fraction form
    173,396,277.53/239,055,384.66 = 137,750,987.72/x
  3. Step 3: Cross multiply
    173,396,277.53x = 239,055,384.66 × 137,750,987.72
  4. Step 4: Simplify right side
    173,396,277.53x = 32,930,115,355,504,260
  5. Step 5: Solve for x
    x = 32,930,115,355,504,260/173,396,277.53
  6. Step 6: Final answer
    x = 189,912,470.01

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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.