Home / 217,737,408.30-326,606,112.45-149,712,960.30

Finding the Fourth Proportional to 217,737,408.30, 326,606,112.45 and 149,712,960.30

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Solution

The fourth proportional to 217,737,408.30, 326,606,112.45 and 149,712,960.30 is: 224,569,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,737,408.30 : 326,606,112.45 = 149,712,960.30 : x
  2. Step 2: Convert to fraction form
    217,737,408.30/326,606,112.45 = 149,712,960.30/x
  3. Step 3: Cross multiply
    217,737,408.30x = 326,606,112.45 × 149,712,960.30
  4. Step 4: Simplify right side
    217,737,408.30x = 48,897,167,946,964,184
  5. Step 5: Solve for x
    x = 48,897,167,946,964,184/217,737,408.30
  6. Step 6: Final answer
    x = 224,569,440.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.