Home / 1,379,269,205.60-2,068,903,808.40-723,967,023.20

Finding the Fourth Proportional to 1,379,269,205.60, 2,068,903,808.40 and 723,967,023.20

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Solution

The fourth proportional to 1,379,269,205.60, 2,068,903,808.40 and 723,967,023.20 is: 1,085,950,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,269,205.60 : 2,068,903,808.40 = 723,967,023.20 : x
  2. Step 2: Convert to fraction form
    1,379,269,205.60/2,068,903,808.40 = 723,967,023.20/x
  3. Step 3: Cross multiply
    1,379,269,205.60x = 2,068,903,808.40 × 723,967,023.20
  4. Step 4: Simplify right side
    1,379,269,205.60x = 1,497,818,131,454,491,392
  5. Step 5: Solve for x
    x = 1,497,818,131,454,491,392/1,379,269,205.60
  6. Step 6: Final answer
    x = 1,085,950,534.80

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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.