Home / 148,695,910.41-205,205,894.28-89,166,898.38

Finding the Fourth Proportional to 148,695,910.41, 205,205,894.28 and 89,166,898.38

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Solution

The fourth proportional to 148,695,910.41, 205,205,894.28 and 89,166,898.38 is: 123,053,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,695,910.41 : 205,205,894.28 = 89,166,898.38 : x
  2. Step 2: Convert to fraction form
    148,695,910.41/205,205,894.28 = 89,166,898.38/x
  3. Step 3: Cross multiply
    148,695,910.41x = 205,205,894.28 × 89,166,898.38
  4. Step 4: Simplify right side
    148,695,910.41x = 18,297,573,122,241,784
  5. Step 5: Solve for x
    x = 18,297,573,122,241,784/148,695,910.41
  6. Step 6: Final answer
    x = 123,053,640.63

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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.