Home / 196,274,353.11-270,811,037.58-111,482,609.87

Finding the Fourth Proportional to 196,274,353.11, 270,811,037.58 and 111,482,609.87

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Solution

The fourth proportional to 196,274,353.11, 270,811,037.58 and 111,482,609.87 is: 153,818,982.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,274,353.11 : 270,811,037.58 = 111,482,609.87 : x
  2. Step 2: Convert to fraction form
    196,274,353.11/270,811,037.58 = 111,482,609.87/x
  3. Step 3: Cross multiply
    196,274,353.11x = 270,811,037.58 × 111,482,609.87
  4. Step 4: Simplify right side
    196,274,353.11x = 30,190,721,249,666,992
  5. Step 5: Solve for x
    x = 30,190,721,249,666,992/196,274,353.11
  6. Step 6: Final answer
    x = 153,818,982.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.