Home / 644,539,796.91-966,121,360.47-367,594,680.87

Finding the Fourth Proportional to 644,539,796.91, 966,121,360.47 and 367,594,680.87

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Solution

The fourth proportional to 644,539,796.91, 966,121,360.47 and 367,594,680.87 is: 550,999,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,539,796.91 : 966,121,360.47 = 367,594,680.87 : x
  2. Step 2: Convert to fraction form
    644,539,796.91/966,121,360.47 = 367,594,680.87/x
  3. Step 3: Cross multiply
    644,539,796.91x = 966,121,360.47 × 367,594,680.87
  4. Step 4: Simplify right side
    644,539,796.91x = 355,141,073,183,659,904
  5. Step 5: Solve for x
    x = 355,141,073,183,659,904/644,539,796.91
  6. Step 6: Final answer
    x = 550,999,449.35

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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.