Home / 484,477,385.40-726,716,078.10-450,040,008.60

Finding the Fourth Proportional to 484,477,385.40, 726,716,078.10 and 450,040,008.60

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Solution

The fourth proportional to 484,477,385.40, 726,716,078.10 and 450,040,008.60 is: 675,060,012.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,477,385.40 : 726,716,078.10 = 450,040,008.60 : x
  2. Step 2: Convert to fraction form
    484,477,385.40/726,716,078.10 = 450,040,008.60/x
  3. Step 3: Cross multiply
    484,477,385.40x = 726,716,078.10 × 450,040,008.60
  4. Step 4: Simplify right side
    484,477,385.40x = 327,051,310,037,882,304
  5. Step 5: Solve for x
    x = 327,051,310,037,882,304/484,477,385.40
  6. Step 6: Final answer
    x = 675,060,012.90

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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.