Home / 571,069,414.35-856,607,077.44-259,959,458.61

Finding the Fourth Proportional to 571,069,414.35, 856,607,077.44 and 259,959,458.61

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Solution

The fourth proportional to 571,069,414.35, 856,607,077.44 and 259,959,458.61 is: 389,940,533.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,069,414.35 : 856,607,077.44 = 259,959,458.61 : x
  2. Step 2: Convert to fraction form
    571,069,414.35/856,607,077.44 = 259,959,458.61/x
  3. Step 3: Cross multiply
    571,069,414.35x = 856,607,077.44 × 259,959,458.61
  4. Step 4: Simplify right side
    571,069,414.35x = 222,683,112,092,796,768
  5. Step 5: Solve for x
    x = 222,683,112,092,796,768/571,069,414.35
  6. Step 6: Final answer
    x = 389,940,533.49

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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.