Home / 2,280,317,999.60-3,147,169,213.46-1,276,800,237.65

Finding the Fourth Proportional to 2,280,317,999.60, 3,147,169,213.46 and 1,276,800,237.65

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Solution

The fourth proportional to 2,280,317,999.60, 3,147,169,213.46 and 1,276,800,237.65 is: 1,762,169,311.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,317,999.60 : 3,147,169,213.46 = 1,276,800,237.65 : x
  2. Step 2: Convert to fraction form
    2,280,317,999.60/3,147,169,213.46 = 1,276,800,237.65/x
  3. Step 3: Cross multiply
    2,280,317,999.60x = 3,147,169,213.46 × 1,276,800,237.65
  4. Step 4: Simplify right side
    2,280,317,999.60x = 4,018,306,399,648,371,712
  5. Step 5: Solve for x
    x = 4,018,306,399,648,371,712/2,280,317,999.60
  6. Step 6: Final answer
    x = 1,762,169,311.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.