Home / 78,914,446.20-118,371,669.30-44,902,222.20

Finding the Fourth Proportional to 78,914,446.20, 118,371,669.30 and 44,902,222.20

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Solution

The fourth proportional to 78,914,446.20, 118,371,669.30 and 44,902,222.20 is: 67,353,333.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,914,446.20 : 118,371,669.30 = 44,902,222.20 : x
  2. Step 2: Convert to fraction form
    78,914,446.20/118,371,669.30 = 44,902,222.20/x
  3. Step 3: Cross multiply
    78,914,446.20x = 118,371,669.30 × 44,902,222.20
  4. Step 4: Simplify right side
    78,914,446.20x = 5,315,150,997,093,519
  5. Step 5: Solve for x
    x = 5,315,150,997,093,519/78,914,446.20
  6. Step 6: Final answer
    x = 67,353,333.30

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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.