Home / 1,332,027,908.62-1,997,232,775.14-667,268,830.50

Finding the Fourth Proportional to 1,332,027,908.62, 1,997,232,775.14 and 667,268,830.50

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Solution

The fourth proportional to 1,332,027,908.62, 1,997,232,775.14 and 667,268,830.50 is: 1,000,497,939.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,027,908.62 : 1,997,232,775.14 = 667,268,830.50 : x
  2. Step 2: Convert to fraction form
    1,332,027,908.62/1,997,232,775.14 = 667,268,830.50/x
  3. Step 3: Cross multiply
    1,332,027,908.62x = 1,997,232,775.14 × 667,268,830.50
  4. Step 4: Simplify right side
    1,332,027,908.62x = 1,332,691,178,103,937,280
  5. Step 5: Solve for x
    x = 1,332,691,178,103,937,280/1,332,027,908.62
  6. Step 6: Final answer
    x = 1,000,497,939.63

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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.