Home / 489,218,201.80-733,827,302.70-451,804,755.40

Finding the Fourth Proportional to 489,218,201.80, 733,827,302.70 and 451,804,755.40

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Solution

The fourth proportional to 489,218,201.80, 733,827,302.70 and 451,804,755.40 is: 677,707,133.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,218,201.80 : 733,827,302.70 = 451,804,755.40 : x
  2. Step 2: Convert to fraction form
    489,218,201.80/733,827,302.70 = 451,804,755.40/x
  3. Step 3: Cross multiply
    489,218,201.80x = 733,827,302.70 × 451,804,755.40
  4. Step 4: Simplify right side
    489,218,201.80x = 331,546,665,002,215,232
  5. Step 5: Solve for x
    x = 331,546,665,002,215,232/489,218,201.80
  6. Step 6: Final answer
    x = 677,707,133.10

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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.