Home / 618,192,002.30-927,288,003.45-436,793,474.30

Finding the Fourth Proportional to 618,192,002.30, 927,288,003.45 and 436,793,474.30

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Solution

The fourth proportional to 618,192,002.30, 927,288,003.45 and 436,793,474.30 is: 655,190,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,192,002.30 : 927,288,003.45 = 436,793,474.30 : x
  2. Step 2: Convert to fraction form
    618,192,002.30/927,288,003.45 = 436,793,474.30/x
  3. Step 3: Cross multiply
    618,192,002.30x = 927,288,003.45 × 436,793,474.30
  4. Step 4: Simplify right side
    618,192,002.30x = 405,033,348,703,635,904
  5. Step 5: Solve for x
    x = 405,033,348,703,635,904/618,192,002.30
  6. Step 6: Final answer
    x = 655,190,211.45

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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.