Home / 728,066,523.70-1,092,099,785.55-268,334,629.30

Finding the Fourth Proportional to 728,066,523.70, 1,092,099,785.55 and 268,334,629.30

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Solution

The fourth proportional to 728,066,523.70, 1,092,099,785.55 and 268,334,629.30 is: 402,501,943.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,066,523.70 : 1,092,099,785.55 = 268,334,629.30 : x
  2. Step 2: Convert to fraction form
    728,066,523.70/1,092,099,785.55 = 268,334,629.30/x
  3. Step 3: Cross multiply
    728,066,523.70x = 1,092,099,785.55 × 268,334,629.30
  4. Step 4: Simplify right side
    728,066,523.70x = 293,048,191,114,168,768
  5. Step 5: Solve for x
    x = 293,048,191,114,168,768/728,066,523.70
  6. Step 6: Final answer
    x = 402,501,943.95

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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.