Home / 178,297,466.40-267,446,199.60-76,260,794.40

Finding the Fourth Proportional to 178,297,466.40, 267,446,199.60 and 76,260,794.40

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Solution

The fourth proportional to 178,297,466.40, 267,446,199.60 and 76,260,794.40 is: 114,391,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,297,466.40 : 267,446,199.60 = 76,260,794.40 : x
  2. Step 2: Convert to fraction form
    178,297,466.40/267,446,199.60 = 76,260,794.40/x
  3. Step 3: Cross multiply
    178,297,466.40x = 267,446,199.60 × 76,260,794.40
  4. Step 4: Simplify right side
    178,297,466.40x = 20,395,659,640,756,964
  5. Step 5: Solve for x
    x = 20,395,659,640,756,964/178,297,466.40
  6. Step 6: Final answer
    x = 114,391,191.60

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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.