Home / 150,151,978.40-225,227,967.60-47,926,349.60

Finding the Fourth Proportional to 150,151,978.40, 225,227,967.60 and 47,926,349.60

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Solution

The fourth proportional to 150,151,978.40, 225,227,967.60 and 47,926,349.60 is: 71,889,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,151,978.40 : 225,227,967.60 = 47,926,349.60 : x
  2. Step 2: Convert to fraction form
    150,151,978.40/225,227,967.60 = 47,926,349.60/x
  3. Step 3: Cross multiply
    150,151,978.40x = 225,227,967.60 × 47,926,349.60
  4. Step 4: Simplify right side
    150,151,978.40x = 10,794,354,314,895,074
  5. Step 5: Solve for x
    x = 10,794,354,314,895,074/150,151,978.40
  6. Step 6: Final answer
    x = 71,889,524.40

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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.