Home / 223,530,457.20-335,295,685.80-189,518,233.20

Finding the Fourth Proportional to 223,530,457.20, 335,295,685.80 and 189,518,233.20

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Solution

The fourth proportional to 223,530,457.20, 335,295,685.80 and 189,518,233.20 is: 284,277,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,530,457.20 : 335,295,685.80 = 189,518,233.20 : x
  2. Step 2: Convert to fraction form
    223,530,457.20/335,295,685.80 = 189,518,233.20/x
  3. Step 3: Cross multiply
    223,530,457.20x = 335,295,685.80 × 189,518,233.20
  4. Step 4: Simplify right side
    223,530,457.20x = 63,544,645,972,398,328
  5. Step 5: Solve for x
    x = 63,544,645,972,398,328/223,530,457.20
  6. Step 6: Final answer
    x = 284,277,349.80

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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.