Home / 75,569,639.77-104,318,279.22-50,804,189.74

Finding the Fourth Proportional to 75,569,639.77, 104,318,279.22 and 50,804,189.74

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Solution

The fourth proportional to 75,569,639.77, 104,318,279.22 and 50,804,189.74 is: 70,131,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,569,639.77 : 104,318,279.22 = 50,804,189.74 : x
  2. Step 2: Convert to fraction form
    75,569,639.77/104,318,279.22 = 50,804,189.74/x
  3. Step 3: Cross multiply
    75,569,639.77x = 104,318,279.22 × 50,804,189.74
  4. Step 4: Simplify right side
    75,569,639.77x = 5,299,805,650,843,179
  5. Step 5: Solve for x
    x = 5,299,805,650,843,179/75,569,639.77
  6. Step 6: Final answer
    x = 70,131,413.45

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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.