Home / 123,689,415.18-185,503,463.37-41,806,473.06

Finding the Fourth Proportional to 123,689,415.18, 185,503,463.37 and 41,806,473.06

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Solution

The fourth proportional to 123,689,415.18, 185,503,463.37 and 41,806,473.06 is: 62,699,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,689,415.18 : 185,503,463.37 = 41,806,473.06 : x
  2. Step 2: Convert to fraction form
    123,689,415.18/185,503,463.37 = 41,806,473.06/x
  3. Step 3: Cross multiply
    123,689,415.18x = 185,503,463.37 × 41,806,473.06
  4. Step 4: Simplify right side
    123,689,415.18x = 7,755,245,543,914,602
  5. Step 5: Solve for x
    x = 7,755,245,543,914,602/123,689,415.18
  6. Step 6: Final answer
    x = 62,699,346.85

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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.