Home / 898,557,335.45-1,347,980,835.09-276,772,278.22

Finding the Fourth Proportional to 898,557,335.45, 1,347,980,835.09 and 276,772,278.22

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Solution

The fourth proportional to 898,557,335.45, 1,347,980,835.09 and 276,772,278.22 is: 415,203,028.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,557,335.45 : 1,347,980,835.09 = 276,772,278.22 : x
  2. Step 2: Convert to fraction form
    898,557,335.45/1,347,980,835.09 = 276,772,278.22/x
  3. Step 3: Cross multiply
    898,557,335.45x = 1,347,980,835.09 × 276,772,278.22
  4. Step 4: Simplify right side
    898,557,335.45x = 373,083,726,721,387,392
  5. Step 5: Solve for x
    x = 373,083,726,721,387,392/898,557,335.45
  6. Step 6: Final answer
    x = 415,203,028.23

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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.