Home / 178,848,000.20-268,272,000.30-124,428,441.80

Finding the Fourth Proportional to 178,848,000.20, 268,272,000.30 and 124,428,441.80

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Solution

The fourth proportional to 178,848,000.20, 268,272,000.30 and 124,428,441.80 is: 186,642,662.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848,000.20 : 268,272,000.30 = 124,428,441.80 : x
  2. Step 2: Convert to fraction form
    178,848,000.20/268,272,000.30 = 124,428,441.80/x
  3. Step 3: Cross multiply
    178,848,000.20x = 268,272,000.30 × 124,428,441.80
  4. Step 4: Simplify right side
    178,848,000.20x = 33,380,666,975,898,132
  5. Step 5: Solve for x
    x = 33,380,666,975,898,132/178,848,000.20
  6. Step 6: Final answer
    x = 186,642,662.70

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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.