Home / 80,096,455-120,073,430.04-28,967,106.88

Finding the Fourth Proportional to 80,096,455, 120,073,430.04 and 28,967,106.88

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Solution

The fourth proportional to 80,096,455, 120,073,430.04 and 28,967,106.88 is: 43,424,891.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,096,455 : 120,073,430.04 = 28,967,106.88 : x
  2. Step 2: Convert to fraction form
    80,096,455/120,073,430.04 = 28,967,106.88/x
  3. Step 3: Cross multiply
    80,096,455x = 120,073,430.04 × 28,967,106.88
  4. Step 4: Simplify right side
    80,096,455x = 3,478,179,881,416,882.50
  5. Step 5: Solve for x
    x = 3,478,179,881,416,882.50/80,096,455
  6. Step 6: Final answer
    x = 43,424,891.67

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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.