Home / 578,276,103,400.80-797,179,963,989.60-404,120,544,934.56

Finding the Fourth Proportional to 578,276,103,400.80, 797,179,963,989.60 and 404,120,544,934.56

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Solution

The fourth proportional to 578,276,103,400.80, 797,179,963,989.60 and 404,120,544,934.56 is: 557,098,589,348.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,276,103,400.80 : 797,179,963,989.60 = 404,120,544,934.56 : x
  2. Step 2: Convert to fraction form
    578,276,103,400.80/797,179,963,989.60 = 404,120,544,934.56/x
  3. Step 3: Cross multiply
    578,276,103,400.80x = 797,179,963,989.60 × 404,120,544,934.56
  4. Step 4: Simplify right side
    578,276,103,400.80x = 322,156,801,458,390,060,498,944
  5. Step 5: Solve for x
    x = 322,156,801,458,390,060,498,944/578,276,103,400.80
  6. Step 6: Final answer
    x = 557,098,589,348.25

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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.