Home / 897,059,611.30-1,345,589,416.95-800,313,729.70

Finding the Fourth Proportional to 897,059,611.30, 1,345,589,416.95 and 800,313,729.70

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Solution

The fourth proportional to 897,059,611.30, 1,345,589,416.95 and 800,313,729.70 is: 1,200,470,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,059,611.30 : 1,345,589,416.95 = 800,313,729.70 : x
  2. Step 2: Convert to fraction form
    897,059,611.30/1,345,589,416.95 = 800,313,729.70/x
  3. Step 3: Cross multiply
    897,059,611.30x = 1,345,589,416.95 × 800,313,729.70
  4. Step 4: Simplify right side
    897,059,611.30x = 1,076,893,684,924,103,040
  5. Step 5: Solve for x
    x = 1,076,893,684,924,103,040/897,059,611.30
  6. Step 6: Final answer
    x = 1,200,470,594.55

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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.