Home / 99,446,793.30-148,918,247.55-79,291,401.30

Finding the Fourth Proportional to 99,446,793.30, 148,918,247.55 and 79,291,401.30

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Solution

The fourth proportional to 99,446,793.30, 148,918,247.55 and 79,291,401.30 is: 118,736,222.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,446,793.30 : 148,918,247.55 = 79,291,401.30 : x
  2. Step 2: Convert to fraction form
    99,446,793.30/148,918,247.55 = 79,291,401.30/x
  3. Step 3: Cross multiply
    99,446,793.30x = 148,918,247.55 × 79,291,401.30
  4. Step 4: Simplify right side
    99,446,793.30x = 11,807,936,527,379,792
  5. Step 5: Solve for x
    x = 11,807,936,527,379,792/99,446,793.30
  6. Step 6: Final answer
    x = 118,736,222.01

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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.