Home / 1,360,440,680.40-2,040,860,086.20-440,160,411.60

Finding the Fourth Proportional to 1,360,440,680.40, 2,040,860,086.20 and 440,160,411.60

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Solution

The fourth proportional to 1,360,440,680.40, 2,040,860,086.20 and 440,160,411.60 is: 660,305,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,440,680.40 : 2,040,860,086.20 = 440,160,411.60 : x
  2. Step 2: Convert to fraction form
    1,360,440,680.40/2,040,860,086.20 = 440,160,411.60/x
  3. Step 3: Cross multiply
    1,360,440,680.40x = 2,040,860,086.20 × 440,160,411.60
  4. Step 4: Simplify right side
    1,360,440,680.40x = 898,305,815,559,803,520
  5. Step 5: Solve for x
    x = 898,305,815,559,803,520/1,360,440,680.40
  6. Step 6: Final answer
    x = 660,305,023.59

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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.