Home / 897,059,617.80-1,345,589,426.70-800,313,736.20

Finding the Fourth Proportional to 897,059,617.80, 1,345,589,426.70 and 800,313,736.20

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Solution

The fourth proportional to 897,059,617.80, 1,345,589,426.70 and 800,313,736.20 is: 1,200,470,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,059,617.80 : 1,345,589,426.70 = 800,313,736.20 : x
  2. Step 2: Convert to fraction form
    897,059,617.80/1,345,589,426.70 = 800,313,736.20/x
  3. Step 3: Cross multiply
    897,059,617.80x = 1,345,589,426.70 × 800,313,736.20
  4. Step 4: Simplify right side
    897,059,617.80x = 1,076,893,701,473,493,120
  5. Step 5: Solve for x
    x = 1,076,893,701,473,493,120/897,059,617.80
  6. Step 6: Final answer
    x = 1,200,470,604.30

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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.