Home / 347,257,835.76-479,203,414.29-196,547,255.74

Finding the Fourth Proportional to 347,257,835.76, 479,203,414.29 and 196,547,255.74

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Solution

The fourth proportional to 347,257,835.76, 479,203,414.29 and 196,547,255.74 is: 271,228,195.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,257,835.76 : 479,203,414.29 = 196,547,255.74 : x
  2. Step 2: Convert to fraction form
    347,257,835.76/479,203,414.29 = 196,547,255.74/x
  3. Step 3: Cross multiply
    347,257,835.76x = 479,203,414.29 × 196,547,255.74
  4. Step 4: Simplify right side
    347,257,835.76x = 94,186,116,016,559,056
  5. Step 5: Solve for x
    x = 94,186,116,016,559,056/347,257,835.76
  6. Step 6: Final answer
    x = 271,228,195.07

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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.