Home / 936,719,921.97-1,404,091,125.90-314,345,048.94

Finding the Fourth Proportional to 936,719,921.97, 1,404,091,125.90 and 314,345,048.94

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Solution

The fourth proportional to 936,719,921.97, 1,404,091,125.90 and 314,345,048.94 is: 471,185,765.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,719,921.97 : 1,404,091,125.90 = 314,345,048.94 : x
  2. Step 2: Convert to fraction form
    936,719,921.97/1,404,091,125.90 = 314,345,048.94/x
  3. Step 3: Cross multiply
    936,719,921.97x = 1,404,091,125.90 × 314,345,048.94
  4. Step 4: Simplify right side
    936,719,921.97x = 441,369,093,687,255,232
  5. Step 5: Solve for x
    x = 441,369,093,687,255,232/936,719,921.97
  6. Step 6: Final answer
    x = 471,185,765.71

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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.