Home / 187,275,154.37-258,269,022.86-160,805,281.01

Finding the Fourth Proportional to 187,275,154.37, 258,269,022.86 and 160,805,281.01

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Solution

The fourth proportional to 187,275,154.37, 258,269,022.86 and 160,805,281.01 is: 221,764,723.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,275,154.37 : 258,269,022.86 = 160,805,281.01 : x
  2. Step 2: Convert to fraction form
    187,275,154.37/258,269,022.86 = 160,805,281.01/x
  3. Step 3: Cross multiply
    187,275,154.37x = 258,269,022.86 × 160,805,281.01
  4. Step 4: Simplify right side
    187,275,154.37x = 41,531,022,795,085,040
  5. Step 5: Solve for x
    x = 41,531,022,795,085,040/187,275,154.37
  6. Step 6: Final answer
    x = 221,764,723.33

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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.