Home / 1,340,372,767.20-2,010,559,150.80-1,317,697,951.20

Finding the Fourth Proportional to 1,340,372,767.20, 2,010,559,150.80 and 1,317,697,951.20

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Solution

The fourth proportional to 1,340,372,767.20, 2,010,559,150.80 and 1,317,697,951.20 is: 1,976,546,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,372,767.20 : 2,010,559,150.80 = 1,317,697,951.20 : x
  2. Step 2: Convert to fraction form
    1,340,372,767.20/2,010,559,150.80 = 1,317,697,951.20/x
  3. Step 3: Cross multiply
    1,340,372,767.20x = 2,010,559,150.80 × 1,317,697,951.20
  4. Step 4: Simplify right side
    1,340,372,767.20x = 2,649,309,673,775,571,968
  5. Step 5: Solve for x
    x = 2,649,309,673,775,571,968/1,340,372,767.20
  6. Step 6: Final answer
    x = 1,976,546,926.80

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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.