Home / 2,871,543,391.80-4,307,315,087.70-2,458,294,870.20

Finding the Fourth Proportional to 2,871,543,391.80, 4,307,315,087.70 and 2,458,294,870.20

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Solution

The fourth proportional to 2,871,543,391.80, 4,307,315,087.70 and 2,458,294,870.20 is: 3,687,442,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,543,391.80 : 4,307,315,087.70 = 2,458,294,870.20 : x
  2. Step 2: Convert to fraction form
    2,871,543,391.80/4,307,315,087.70 = 2,458,294,870.20/x
  3. Step 3: Cross multiply
    2,871,543,391.80x = 4,307,315,087.70 × 2,458,294,870.20
  4. Step 4: Simplify right side
    2,871,543,391.80x = 10,588,650,584,427,972,608
  5. Step 5: Solve for x
    x = 10,588,650,584,427,972,608/2,871,543,391.80
  6. Step 6: Final answer
    x = 3,687,442,305.30

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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.