Home / 196,838,863.12-271,632,368.20-108,730,964.56

Finding the Fourth Proportional to 196,838,863.12, 271,632,368.20 and 108,730,964.56

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Solution

The fourth proportional to 196,838,863.12, 271,632,368.20 and 108,730,964.56 is: 150,045,823.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,838,863.12 : 271,632,368.20 = 108,730,964.56 : x
  2. Step 2: Convert to fraction form
    196,838,863.12/271,632,368.20 = 108,730,964.56/x
  3. Step 3: Cross multiply
    196,838,863.12x = 271,632,368.20 × 108,730,964.56
  4. Step 4: Simplify right side
    196,838,863.12x = 29,534,849,400,103,072
  5. Step 5: Solve for x
    x = 29,534,849,400,103,072/196,838,863.12
  6. Step 6: Final answer
    x = 150,045,823.94

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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.