Home / 196,663,213.80-294,994,820.70-180,082,254.60

Finding the Fourth Proportional to 196,663,213.80, 294,994,820.70 and 180,082,254.60

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Solution

The fourth proportional to 196,663,213.80, 294,994,820.70 and 180,082,254.60 is: 270,123,381.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,663,213.80 : 294,994,820.70 = 180,082,254.60 : x
  2. Step 2: Convert to fraction form
    196,663,213.80/294,994,820.70 = 180,082,254.60/x
  3. Step 3: Cross multiply
    196,663,213.80x = 294,994,820.70 × 180,082,254.60
  4. Step 4: Simplify right side
    196,663,213.80x = 53,123,332,406,978,744
  5. Step 5: Solve for x
    x = 53,123,332,406,978,744/196,663,213.80
  6. Step 6: Final answer
    x = 270,123,381.90

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1.5x scale

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.