Home / 1,360,440,624.40-2,040,860,002.20-440,160,355.60

Finding the Fourth Proportional to 1,360,440,624.40, 2,040,860,002.20 and 440,160,355.60

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Solution

The fourth proportional to 1,360,440,624.40, 2,040,860,002.20 and 440,160,355.60 is: 660,304,939.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,440,624.40 : 2,040,860,002.20 = 440,160,355.60 : x
  2. Step 2: Convert to fraction form
    1,360,440,624.40/2,040,860,002.20 = 440,160,355.60/x
  3. Step 3: Cross multiply
    1,360,440,624.40x = 2,040,860,002.20 × 440,160,355.60
  4. Step 4: Simplify right side
    1,360,440,624.40x = 898,305,664,298,168,832
  5. Step 5: Solve for x
    x = 898,305,664,298,168,832/1,360,440,624.40
  6. Step 6: Final answer
    x = 660,304,939.58

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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.