Home / 1,133,833,963.92-1,564,690,857.21-612,313,195.92

Finding the Fourth Proportional to 1,133,833,963.92, 1,564,690,857.21 and 612,313,195.92

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Solution

The fourth proportional to 1,133,833,963.92, 1,564,690,857.21 and 612,313,195.92 is: 844,992,203.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,833,963.92 : 1,564,690,857.21 = 612,313,195.92 : x
  2. Step 2: Convert to fraction form
    1,133,833,963.92/1,564,690,857.21 = 612,313,195.92/x
  3. Step 3: Cross multiply
    1,133,833,963.92x = 1,564,690,857.21 × 612,313,195.92
  4. Step 4: Simplify right side
    1,133,833,963.92x = 958,080,859,405,059,456
  5. Step 5: Solve for x
    x = 958,080,859,405,059,456/1,133,833,963.92
  6. Step 6: Final answer
    x = 844,992,203.35

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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.