Home / 908,577,067.20-1,362,865,600.80-650,588,049.60

Finding the Fourth Proportional to 908,577,067.20, 1,362,865,600.80 and 650,588,049.60

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Solution

The fourth proportional to 908,577,067.20, 1,362,865,600.80 and 650,588,049.60 is: 975,882,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,577,067.20 : 1,362,865,600.80 = 650,588,049.60 : x
  2. Step 2: Convert to fraction form
    908,577,067.20/1,362,865,600.80 = 650,588,049.60/x
  3. Step 3: Cross multiply
    908,577,067.20x = 1,362,865,600.80 × 650,588,049.60
  4. Step 4: Simplify right side
    908,577,067.20x = 886,664,073,091,404,160
  5. Step 5: Solve for x
    x = 886,664,073,091,404,160/908,577,067.20
  6. Step 6: Final answer
    x = 975,882,074.40

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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.