Home / 416,101,131.14-574,001,854.49-257,280,486.54

Finding the Fourth Proportional to 416,101,131.14, 574,001,854.49 and 257,280,486.54

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Solution

The fourth proportional to 416,101,131.14, 574,001,854.49 and 257,280,486.54 is: 354,912,460.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,101,131.14 : 574,001,854.49 = 257,280,486.54 : x
  2. Step 2: Convert to fraction form
    416,101,131.14/574,001,854.49 = 257,280,486.54/x
  3. Step 3: Cross multiply
    416,101,131.14x = 574,001,854.49 × 257,280,486.54
  4. Step 4: Simplify right side
    416,101,131.14x = 147,679,476,396,763,072
  5. Step 5: Solve for x
    x = 147,679,476,396,763,072/416,101,131.14
  6. Step 6: Final answer
    x = 354,912,460.81

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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.