Home / 311,395,728.20-466,774,727.70-181,936,700.60

Finding the Fourth Proportional to 311,395,728.20, 466,774,727.70 and 181,936,700.60

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Solution

The fourth proportional to 311,395,728.20, 466,774,727.70 and 181,936,700.60 is: 272,718,750.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,395,728.20 : 466,774,727.70 = 181,936,700.60 : x
  2. Step 2: Convert to fraction form
    311,395,728.20/466,774,727.70 = 181,936,700.60/x
  3. Step 3: Cross multiply
    311,395,728.20x = 466,774,727.70 × 181,936,700.60
  4. Step 4: Simplify right side
    311,395,728.20x = 84,923,453,881,201,424
  5. Step 5: Solve for x
    x = 84,923,453,881,201,424/311,395,728.20
  6. Step 6: Final answer
    x = 272,718,750.42

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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.