Home / 729,623,884.87-1,093,976,032.42-618,998,207.77

Finding the Fourth Proportional to 729,623,884.87, 1,093,976,032.42 and 618,998,207.77

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Solution

The fourth proportional to 729,623,884.87, 1,093,976,032.42 and 618,998,207.77 is: 928,107,230.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,623,884.87 : 1,093,976,032.42 = 618,998,207.77 : x
  2. Step 2: Convert to fraction form
    729,623,884.87/1,093,976,032.42 = 618,998,207.77/x
  3. Step 3: Cross multiply
    729,623,884.87x = 1,093,976,032.42 × 618,998,207.77
  4. Step 4: Simplify right side
    729,623,884.87x = 677,169,203,411,315,456
  5. Step 5: Solve for x
    x = 677,169,203,411,315,456/729,623,884.87
  6. Step 6: Final answer
    x = 928,107,230.94

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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.