Home / 99,694,922.20-149,542,383.30-45,947,210.20

Finding the Fourth Proportional to 99,694,922.20, 149,542,383.30 and 45,947,210.20

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Solution

The fourth proportional to 99,694,922.20, 149,542,383.30 and 45,947,210.20 is: 68,920,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,694,922.20 : 149,542,383.30 = 45,947,210.20 : x
  2. Step 2: Convert to fraction form
    99,694,922.20/149,542,383.30 = 45,947,210.20/x
  3. Step 3: Cross multiply
    99,694,922.20x = 149,542,383.30 × 45,947,210.20
  4. Step 4: Simplify right side
    99,694,922.20x = 6,871,055,319,294,071
  5. Step 5: Solve for x
    x = 6,871,055,319,294,071/99,694,922.20
  6. Step 6: Final answer
    x = 68,920,815.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.