Home / 756,647,670.06-1,043,246,112.69-622,215,794.02

Finding the Fourth Proportional to 756,647,670.06, 1,043,246,112.69 and 622,215,794.02

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Solution

The fourth proportional to 756,647,670.06, 1,043,246,112.69 and 622,215,794.02 is: 857,894,941.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,647,670.06 : 1,043,246,112.69 = 622,215,794.02 : x
  2. Step 2: Convert to fraction form
    756,647,670.06/1,043,246,112.69 = 622,215,794.02/x
  3. Step 3: Cross multiply
    756,647,670.06x = 1,043,246,112.69 × 622,215,794.02
  4. Step 4: Simplify right side
    756,647,670.06x = 649,124,208,363,836,800
  5. Step 5: Solve for x
    x = 649,124,208,363,836,800/756,647,670.06
  6. Step 6: Final answer
    x = 857,894,941.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.