Home / 212,326,062.32-292,859,033.82-141,726,077.30

Finding the Fourth Proportional to 212,326,062.32, 292,859,033.82 and 141,726,077.30

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Solution

The fourth proportional to 212,326,062.32, 292,859,033.82 and 141,726,077.30 is: 195,481,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,326,062.32 : 292,859,033.82 = 141,726,077.30 : x
  2. Step 2: Convert to fraction form
    212,326,062.32/292,859,033.82 = 141,726,077.30/x
  3. Step 3: Cross multiply
    212,326,062.32x = 292,859,033.82 × 141,726,077.30
  4. Step 4: Simplify right side
    212,326,062.32x = 41,505,762,065,176,640
  5. Step 5: Solve for x
    x = 41,505,762,065,176,640/212,326,062.32
  6. Step 6: Final answer
    x = 195,481,240.56

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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.