Home / 92,685,696.30-139,028,544.45-71,228,601.90

Finding the Fourth Proportional to 92,685,696.30, 139,028,544.45 and 71,228,601.90

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Solution

The fourth proportional to 92,685,696.30, 139,028,544.45 and 71,228,601.90 is: 106,842,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,685,696.30 : 139,028,544.45 = 71,228,601.90 : x
  2. Step 2: Convert to fraction form
    92,685,696.30/139,028,544.45 = 71,228,601.90/x
  3. Step 3: Cross multiply
    92,685,696.30x = 139,028,544.45 × 71,228,601.90
  4. Step 4: Simplify right side
    92,685,696.30x = 9,902,808,845,365,504
  5. Step 5: Solve for x
    x = 9,902,808,845,365,504/92,685,696.30
  6. Step 6: Final answer
    x = 106,842,902.85

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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.