Home / 139,583,773.73-192,627,033.19-76,865,703.98

Finding the Fourth Proportional to 139,583,773.73, 192,627,033.19 and 76,865,703.98

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Solution

The fourth proportional to 139,583,773.73, 192,627,033.19 and 76,865,703.98 is: 106,075,456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,583,773.73 : 192,627,033.19 = 76,865,703.98 : x
  2. Step 2: Convert to fraction form
    139,583,773.73/192,627,033.19 = 76,865,703.98/x
  3. Step 3: Cross multiply
    139,583,773.73x = 192,627,033.19 × 76,865,703.98
  4. Step 4: Simplify right side
    139,583,773.73x = 14,806,412,510,572,874
  5. Step 5: Solve for x
    x = 14,806,412,510,572,874/139,583,773.73
  6. Step 6: Final answer
    x = 106,075,456.44

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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.