Home / 1,202,935,523.60-1,660,396,999.08-726,550,223.12

Finding the Fourth Proportional to 1,202,935,523.60, 1,660,396,999.08 and 726,550,223.12

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Solution

The fourth proportional to 1,202,935,523.60, 1,660,396,999.08 and 726,550,223.12 is: 1,002,848,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,935,523.60 : 1,660,396,999.08 = 726,550,223.12 : x
  2. Step 2: Convert to fraction form
    1,202,935,523.60/1,660,396,999.08 = 726,550,223.12/x
  3. Step 3: Cross multiply
    1,202,935,523.60x = 1,660,396,999.08 × 726,550,223.12
  4. Step 4: Simplify right side
    1,202,935,523.60x = 1,206,361,810,149,352,448
  5. Step 5: Solve for x
    x = 1,206,361,810,149,352,448/1,202,935,523.60
  6. Step 6: Final answer
    x = 1,002,848,271.15

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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.