Home / 1,318,035,040.20-1,977,052,560.30-1,170,081,865.80

Finding the Fourth Proportional to 1,318,035,040.20, 1,977,052,560.30 and 1,170,081,865.80

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Solution

The fourth proportional to 1,318,035,040.20, 1,977,052,560.30 and 1,170,081,865.80 is: 1,755,122,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,035,040.20 : 1,977,052,560.30 = 1,170,081,865.80 : x
  2. Step 2: Convert to fraction form
    1,318,035,040.20/1,977,052,560.30 = 1,170,081,865.80/x
  3. Step 3: Cross multiply
    1,318,035,040.20x = 1,977,052,560.30 × 1,170,081,865.80
  4. Step 4: Simplify right side
    1,318,035,040.20x = 2,313,313,348,540,490,752
  5. Step 5: Solve for x
    x = 2,313,313,348,540,490,752/1,318,035,040.20
  6. Step 6: Final answer
    x = 1,755,122,798.70

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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.