Home / 3,542,945,125.80-5,314,417,688.70-3,522,537,791.40

Finding the Fourth Proportional to 3,542,945,125.80, 5,314,417,688.70 and 3,522,537,791.40

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Solution

The fourth proportional to 3,542,945,125.80, 5,314,417,688.70 and 3,522,537,791.40 is: 5,283,806,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,945,125.80 : 5,314,417,688.70 = 3,522,537,791.40 : x
  2. Step 2: Convert to fraction form
    3,542,945,125.80/5,314,417,688.70 = 3,522,537,791.40/x
  3. Step 3: Cross multiply
    3,542,945,125.80x = 5,314,417,688.70 × 3,522,537,791.40
  4. Step 4: Simplify right side
    3,542,945,125.80x = 18,720,237,147,730,391,040
  5. Step 5: Solve for x
    x = 18,720,237,147,730,391,040/3,542,945,125.80
  6. Step 6: Final answer
    x = 5,283,806,687.10

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Double scale
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Similar ratio
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1.5x scale

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.