Home / 1,340,372,770.20-2,010,559,155.30-1,317,697,954.20

Finding the Fourth Proportional to 1,340,372,770.20, 2,010,559,155.30 and 1,317,697,954.20

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Solution

The fourth proportional to 1,340,372,770.20, 2,010,559,155.30 and 1,317,697,954.20 is: 1,976,546,931.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,372,770.20 : 2,010,559,155.30 = 1,317,697,954.20 : x
  2. Step 2: Convert to fraction form
    1,340,372,770.20/2,010,559,155.30 = 1,317,697,954.20/x
  3. Step 3: Cross multiply
    1,340,372,770.20x = 2,010,559,155.30 × 1,317,697,954.20
  4. Step 4: Simplify right side
    1,340,372,770.20x = 2,649,309,685,736,890,368
  5. Step 5: Solve for x
    x = 2,649,309,685,736,890,368/1,340,372,770.20
  6. Step 6: Final answer
    x = 1,976,546,931.30

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Double scale
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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.