Home / 158,976,005.40-238,464,008.10-141,955,896.60

Finding the Fourth Proportional to 158,976,005.40, 238,464,008.10 and 141,955,896.60

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Solution

The fourth proportional to 158,976,005.40, 238,464,008.10 and 141,955,896.60 is: 212,933,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,976,005.40 : 238,464,008.10 = 141,955,896.60 : x
  2. Step 2: Convert to fraction form
    158,976,005.40/238,464,008.10 = 141,955,896.60/x
  3. Step 3: Cross multiply
    158,976,005.40x = 238,464,008.10 × 141,955,896.60
  4. Step 4: Simplify right side
    158,976,005.40x = 33,851,372,076,665,160
  5. Step 5: Solve for x
    x = 33,851,372,076,665,160/158,976,005.40
  6. Step 6: Final answer
    x = 212,933,844.90

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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.