Home / 187,869,639.44-259,262,204.28-104,239,284.32

Finding the Fourth Proportional to 187,869,639.44, 259,262,204.28 and 104,239,284.32

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Solution

The fourth proportional to 187,869,639.44, 259,262,204.28 and 104,239,284.32 is: 143,851,378.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,869,639.44 : 259,262,204.28 = 104,239,284.32 : x
  2. Step 2: Convert to fraction form
    187,869,639.44/259,262,204.28 = 104,239,284.32/x
  3. Step 3: Cross multiply
    187,869,639.44x = 259,262,204.28 × 104,239,284.32
  4. Step 4: Simplify right side
    187,869,639.44x = 27,025,306,625,372,840
  5. Step 5: Solve for x
    x = 27,025,306,625,372,840/187,869,639.44
  6. Step 6: Final answer
    x = 143,851,378.57

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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.