Home / 1,377,180,964.20-2,065,771,446.30-1,364,266,947.90

Finding the Fourth Proportional to 1,377,180,964.20, 2,065,771,446.30 and 1,364,266,947.90

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Solution

The fourth proportional to 1,377,180,964.20, 2,065,771,446.30 and 1,364,266,947.90 is: 2,046,400,421.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,180,964.20 : 2,065,771,446.30 = 1,364,266,947.90 : x
  2. Step 2: Convert to fraction form
    1,377,180,964.20/2,065,771,446.30 = 1,364,266,947.90/x
  3. Step 3: Cross multiply
    1,377,180,964.20x = 2,065,771,446.30 × 1,364,266,947.90
  4. Step 4: Simplify right side
    1,377,180,964.20x = 2,818,263,706,102,669,824
  5. Step 5: Solve for x
    x = 2,818,263,706,102,669,824/1,377,180,964.20
  6. Step 6: Final answer
    x = 2,046,400,421.85

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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.