Home / 148,682,227.87-222,946,762.61-66,730,851.82

Finding the Fourth Proportional to 148,682,227.87, 222,946,762.61 and 66,730,851.82

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Solution

The fourth proportional to 148,682,227.87, 222,946,762.61 and 66,730,851.82 is: 100,061,907.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,682,227.87 : 222,946,762.61 = 66,730,851.82 : x
  2. Step 2: Convert to fraction form
    148,682,227.87/222,946,762.61 = 66,730,851.82/x
  3. Step 3: Cross multiply
    148,682,227.87x = 222,946,762.61 × 66,730,851.82
  4. Step 4: Simplify right side
    148,682,227.87x = 14,877,427,379,142,972
  5. Step 5: Solve for x
    x = 14,877,427,379,142,972/148,682,227.87
  6. Step 6: Final answer
    x = 100,061,907.82

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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.