Home / 560,963,103.92-774,132,974.52-313,454,890.16

Finding the Fourth Proportional to 560,963,103.92, 774,132,974.52 and 313,454,890.16

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Solution

The fourth proportional to 560,963,103.92, 774,132,974.52 and 313,454,890.16 is: 432,569,922.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,963,103.92 : 774,132,974.52 = 313,454,890.16 : x
  2. Step 2: Convert to fraction form
    560,963,103.92/774,132,974.52 = 313,454,890.16/x
  3. Step 3: Cross multiply
    560,963,103.92x = 774,132,974.52 × 313,454,890.16
  4. Step 4: Simplify right side
    560,963,103.92x = 242,655,766,497,400,704
  5. Step 5: Solve for x
    x = 242,655,766,497,400,704/560,963,103.92
  6. Step 6: Final answer
    x = 432,569,922.69

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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.