Home / 351,910,653.42-485,659,402.24-195,277,760.35

Finding the Fourth Proportional to 351,910,653.42, 485,659,402.24 and 195,277,760.35

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Solution

The fourth proportional to 351,910,653.42, 485,659,402.24 and 195,277,760.35 is: 269,495,905.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,910,653.42 : 485,659,402.24 = 195,277,760.35 : x
  2. Step 2: Convert to fraction form
    351,910,653.42/485,659,402.24 = 195,277,760.35/x
  3. Step 3: Cross multiply
    351,910,653.42x = 485,659,402.24 × 195,277,760.35
  4. Step 4: Simplify right side
    351,910,653.42x = 94,838,480,361,013,712
  5. Step 5: Solve for x
    x = 94,838,480,361,013,712/351,910,653.42
  6. Step 6: Final answer
    x = 269,495,905.96

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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.