Home / 875,849,843.91-1,208,542,763.46-531,953,046.59

Finding the Fourth Proportional to 875,849,843.91, 1,208,542,763.46 and 531,953,046.59

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Solution

The fourth proportional to 875,849,843.91, 1,208,542,763.46 and 531,953,046.59 is: 734,016,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,849,843.91 : 1,208,542,763.46 = 531,953,046.59 : x
  2. Step 2: Convert to fraction form
    875,849,843.91/1,208,542,763.46 = 531,953,046.59/x
  3. Step 3: Cross multiply
    875,849,843.91x = 1,208,542,763.46 × 531,953,046.59
  4. Step 4: Simplify right side
    875,849,843.91x = 642,888,004,951,697,920
  5. Step 5: Solve for x
    x = 642,888,004,951,697,920/875,849,843.91
  6. Step 6: Final answer
    x = 734,016,235.11

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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.