Home / 926,198,161.26-1,389,002,278.77-304,269,030.30

Finding the Fourth Proportional to 926,198,161.26, 1,389,002,278.77 and 304,269,030.30

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Solution

The fourth proportional to 926,198,161.26, 1,389,002,278.77 and 304,269,030.30 is: 456,306,645.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,198,161.26 : 1,389,002,278.77 = 304,269,030.30 : x
  2. Step 2: Convert to fraction form
    926,198,161.26/1,389,002,278.77 = 304,269,030.30/x
  3. Step 3: Cross multiply
    926,198,161.26x = 1,389,002,278.77 × 304,269,030.30
  4. Step 4: Simplify right side
    926,198,161.26x = 422,630,376,445,838,208
  5. Step 5: Solve for x
    x = 422,630,376,445,838,208/926,198,161.26
  6. Step 6: Final answer
    x = 456,306,645.95

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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.