Home / 222,925,439.87-307,637,825.86-123,806,187.25

Finding the Fourth Proportional to 222,925,439.87, 307,637,825.86 and 123,806,187.25

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Solution

The fourth proportional to 222,925,439.87, 307,637,825.86 and 123,806,187.25 is: 170,852,937.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,925,439.87 : 307,637,825.86 = 123,806,187.25 : x
  2. Step 2: Convert to fraction form
    222,925,439.87/307,637,825.86 = 123,806,187.25/x
  3. Step 3: Cross multiply
    222,925,439.87x = 307,637,825.86 × 123,806,187.25
  4. Step 4: Simplify right side
    222,925,439.87x = 38,087,466,273,606,056
  5. Step 5: Solve for x
    x = 38,087,466,273,606,056/222,925,439.87
  6. Step 6: Final answer
    x = 170,852,937.63

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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.