Home / 200,643,608.04-276,866,040.24-112,519,470.92

Finding the Fourth Proportional to 200,643,608.04, 276,866,040.24 and 112,519,470.92

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Solution

The fourth proportional to 200,643,608.04, 276,866,040.24 and 112,519,470.92 is: 155,264,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,643,608.04 : 276,866,040.24 = 112,519,470.92 : x
  2. Step 2: Convert to fraction form
    200,643,608.04/276,866,040.24 = 112,519,470.92/x
  3. Step 3: Cross multiply
    200,643,608.04x = 276,866,040.24 × 112,519,470.92
  4. Step 4: Simplify right side
    200,643,608.04x = 31,152,820,363,520,232
  5. Step 5: Solve for x
    x = 31,152,820,363,520,232/200,643,608.04
  6. Step 6: Final answer
    x = 155,264,454.56

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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.