Home / 196,998,197.92-271,884,518.40-113,364,609.28

Finding the Fourth Proportional to 196,998,197.92, 271,884,518.40 and 113,364,609.28

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Solution

The fourth proportional to 196,998,197.92, 271,884,518.40 and 113,364,609.28 is: 156,458,701.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,998,197.92 : 271,884,518.40 = 113,364,609.28 : x
  2. Step 2: Convert to fraction form
    196,998,197.92/271,884,518.40 = 113,364,609.28/x
  3. Step 3: Cross multiply
    196,998,197.92x = 271,884,518.40 × 113,364,609.28
  4. Step 4: Simplify right side
    196,998,197.92x = 30,822,082,197,696,968
  5. Step 5: Solve for x
    x = 30,822,082,197,696,968/196,998,197.92
  6. Step 6: Final answer
    x = 156,458,701.26

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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.