Home / 339,291,557.52-468,242,395.56-255,511,876.76

Finding the Fourth Proportional to 339,291,557.52, 468,242,395.56 and 255,511,876.76

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Solution

The fourth proportional to 339,291,557.52, 468,242,395.56 and 255,511,876.76 is: 352,621,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,291,557.52 : 468,242,395.56 = 255,511,876.76 : x
  2. Step 2: Convert to fraction form
    339,291,557.52/468,242,395.56 = 255,511,876.76/x
  3. Step 3: Cross multiply
    339,291,557.52x = 468,242,395.56 × 255,511,876.76
  4. Step 4: Simplify right side
    339,291,557.52x = 119,641,493,268,133,888
  5. Step 5: Solve for x
    x = 119,641,493,268,133,888/339,291,557.52
  6. Step 6: Final answer
    x = 352,621,486.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.