Home / 348,445,951.94-522,674,470.12-193,981,542.73

Finding the Fourth Proportional to 348,445,951.94, 522,674,470.12 and 193,981,542.73

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Solution

The fourth proportional to 348,445,951.94, 522,674,470.12 and 193,981,542.73 is: 290,975,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,445,951.94 : 522,674,470.12 = 193,981,542.73 : x
  2. Step 2: Convert to fraction form
    348,445,951.94/522,674,470.12 = 193,981,542.73/x
  3. Step 3: Cross multiply
    348,445,951.94x = 522,674,470.12 × 193,981,542.73
  4. Step 4: Simplify right side
    348,445,951.94x = 101,389,200,059,462,880
  5. Step 5: Solve for x
    x = 101,389,200,059,462,880/348,445,951.94
  6. Step 6: Final answer
    x = 290,975,399.47

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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.