Home / 68,411,519.96-94,417,290-41,945,191.97

Finding the Fourth Proportional to 68,411,519.96, 94,417,290 and 41,945,191.97

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Solution

The fourth proportional to 68,411,519.96, 94,417,290 and 41,945,191.97 is: 57,890,123.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,411,519.96 : 94,417,290 = 41,945,191.97 : x
  2. Step 2: Convert to fraction form
    68,411,519.96/94,417,290 = 41,945,191.97/x
  3. Step 3: Cross multiply
    68,411,519.96x = 94,417,290 × 41,945,191.97
  4. Step 4: Simplify right side
    68,411,519.96x = 3,960,351,353,865,075
  5. Step 5: Solve for x
    x = 3,960,351,353,865,075/68,411,519.96
  6. Step 6: Final answer
    x = 57,890,123.72

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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.