Home / 787,324,164.90-1,180,986,247.35-269,582,532.90

Finding the Fourth Proportional to 787,324,164.90, 1,180,986,247.35 and 269,582,532.90

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Solution

The fourth proportional to 787,324,164.90, 1,180,986,247.35 and 269,582,532.90 is: 404,373,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,324,164.90 : 1,180,986,247.35 = 269,582,532.90 : x
  2. Step 2: Convert to fraction form
    787,324,164.90/1,180,986,247.35 = 269,582,532.90/x
  3. Step 3: Cross multiply
    787,324,164.90x = 1,180,986,247.35 × 269,582,532.90
  4. Step 4: Simplify right side
    787,324,164.90x = 318,373,263,880,678,848
  5. Step 5: Solve for x
    x = 318,373,263,880,678,848/787,324,164.90
  6. Step 6: Final answer
    x = 404,373,799.35

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1.5x scale

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.