Home / 209,952,010.80-314,928,016.20-94,940,305.20

Finding the Fourth Proportional to 209,952,010.80, 314,928,016.20 and 94,940,305.20

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Solution

The fourth proportional to 209,952,010.80, 314,928,016.20 and 94,940,305.20 is: 142,410,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,010.80 : 314,928,016.20 = 94,940,305.20 : x
  2. Step 2: Convert to fraction form
    209,952,010.80/314,928,016.20 = 94,940,305.20/x
  3. Step 3: Cross multiply
    209,952,010.80x = 314,928,016.20 × 94,940,305.20
  4. Step 4: Simplify right side
    209,952,010.80x = 29,899,361,974,058,544
  5. Step 5: Solve for x
    x = 29,899,361,974,058,544/209,952,010.80
  6. Step 6: Final answer
    x = 142,410,457.80

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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.