Home / 193,545,622.20-290,318,433.30-173,838,127.80

Finding the Fourth Proportional to 193,545,622.20, 290,318,433.30 and 173,838,127.80

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Solution

The fourth proportional to 193,545,622.20, 290,318,433.30 and 173,838,127.80 is: 260,757,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,545,622.20 : 290,318,433.30 = 173,838,127.80 : x
  2. Step 2: Convert to fraction form
    193,545,622.20/290,318,433.30 = 173,838,127.80/x
  3. Step 3: Cross multiply
    193,545,622.20x = 290,318,433.30 × 173,838,127.80
  4. Step 4: Simplify right side
    193,545,622.20x = 50,468,412,910,701,184
  5. Step 5: Solve for x
    x = 50,468,412,910,701,184/193,545,622.20
  6. Step 6: Final answer
    x = 260,757,191.70

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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.