Home / 681,722,851.77-1,022,627,325.11-288,176,291.46

Finding the Fourth Proportional to 681,722,851.77, 1,022,627,325.11 and 288,176,291.46

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Solution

The fourth proportional to 681,722,851.77, 1,022,627,325.11 and 288,176,291.46 is: 432,282,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,722,851.77 : 1,022,627,325.11 = 288,176,291.46 : x
  2. Step 2: Convert to fraction form
    681,722,851.77/1,022,627,325.11 = 288,176,291.46/x
  3. Step 3: Cross multiply
    681,722,851.77x = 1,022,627,325.11 × 288,176,291.46
  4. Step 4: Simplify right side
    681,722,851.77x = 294,696,950,094,418,624
  5. Step 5: Solve for x
    x = 294,696,950,094,418,624/681,722,851.77
  6. Step 6: Final answer
    x = 432,282,634.11

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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.