Home / 74,187,290.57-102,390,715.98-41,158,180.17

Finding the Fourth Proportional to 74,187,290.57, 102,390,715.98 and 41,158,180.17

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Solution

The fourth proportional to 74,187,290.57, 102,390,715.98 and 41,158,180.17 is: 56,805,087.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,187,290.57 : 102,390,715.98 = 41,158,180.17 : x
  2. Step 2: Convert to fraction form
    74,187,290.57/102,390,715.98 = 41,158,180.17/x
  3. Step 3: Cross multiply
    74,187,290.57x = 102,390,715.98 × 41,158,180.17
  4. Step 4: Simplify right side
    74,187,290.57x = 4,214,215,536,040,138.50
  5. Step 5: Solve for x
    x = 4,214,215,536,040,138.50/74,187,290.57
  6. Step 6: Final answer
    x = 56,805,087.56

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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.