Home / 192,457,329.20-288,119,123.40-181,245,892.40

Finding the Fourth Proportional to 192,457,329.20, 288,119,123.40 and 181,245,892.40

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Solution

The fourth proportional to 192,457,329.20, 288,119,123.40 and 181,245,892.40 is: 271,334,990.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457,329.20 : 288,119,123.40 = 181,245,892.40 : x
  2. Step 2: Convert to fraction form
    192,457,329.20/288,119,123.40 = 181,245,892.40/x
  3. Step 3: Cross multiply
    192,457,329.20x = 288,119,123.40 × 181,245,892.40
  4. Step 4: Simplify right side
    192,457,329.20x = 52,220,407,638,138,720
  5. Step 5: Solve for x
    x = 52,220,407,638,138,720/192,457,329.20
  6. Step 6: Final answer
    x = 271,334,990.75

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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.