Home / 857,727,853.74-1,287,135,957.24-366,444,824.76

Finding the Fourth Proportional to 857,727,853.74, 1,287,135,957.24 and 366,444,824.76

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Solution

The fourth proportional to 857,727,853.74, 1,287,135,957.24 and 366,444,824.76 is: 549,899,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,727,853.74 : 1,287,135,957.24 = 366,444,824.76 : x
  2. Step 2: Convert to fraction form
    857,727,853.74/1,287,135,957.24 = 366,444,824.76/x
  3. Step 3: Cross multiply
    857,727,853.74x = 1,287,135,957.24 × 366,444,824.76
  4. Step 4: Simplify right side
    857,727,853.74x = 471,664,310,293,106,624
  5. Step 5: Solve for x
    x = 471,664,310,293,106,624/857,727,853.74
  6. Step 6: Final answer
    x = 549,899,724.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.