Home / 187,780,164.64-281,471,448.66-63,164,161.06

Finding the Fourth Proportional to 187,780,164.64, 281,471,448.66 and 63,164,161.06

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Solution

The fourth proportional to 187,780,164.64, 281,471,448.66 and 63,164,161.06 is: 94,679,371.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,780,164.64 : 281,471,448.66 = 63,164,161.06 : x
  2. Step 2: Convert to fraction form
    187,780,164.64/281,471,448.66 = 63,164,161.06/x
  3. Step 3: Cross multiply
    187,780,164.64x = 281,471,448.66 × 63,164,161.06
  4. Step 4: Simplify right side
    187,780,164.64x = 17,778,907,916,011,216
  5. Step 5: Solve for x
    x = 17,778,907,916,011,216/187,780,164.64
  6. Step 6: Final answer
    x = 94,679,371.22

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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.