Home / 628,719,945,727.60-943,238,626,475.61-175,438,469,083.38

Finding the Fourth Proportional to 628,719,945,727.60, 943,238,626,475.61 and 175,438,469,083.38

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Solution

The fourth proportional to 628,719,945,727.60, 943,238,626,475.61 and 175,438,469,083.38 is: 263,201,989,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,719,945,727.60 : 943,238,626,475.61 = 175,438,469,083.38 : x
  2. Step 2: Convert to fraction form
    628,719,945,727.60/943,238,626,475.61 = 175,438,469,083.38/x
  3. Step 3: Cross multiply
    628,719,945,727.60x = 943,238,626,475.61 × 175,438,469,083.38
  4. Step 4: Simplify right side
    628,719,945,727.60x = 165,480,340,609,191,110,508,544
  5. Step 5: Solve for x
    x = 165,480,340,609,191,110,508,544/628,719,945,727.60
  6. Step 6: Final answer
    x = 263,201,989,588.04

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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.