Home / 230,994,641.25-318,772,603.41-126,570,470.56

Finding the Fourth Proportional to 230,994,641.25, 318,772,603.41 and 126,570,470.56

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Solution

The fourth proportional to 230,994,641.25, 318,772,603.41 and 126,570,470.56 is: 174,667,248.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,994,641.25 : 318,772,603.41 = 126,570,470.56 : x
  2. Step 2: Convert to fraction form
    230,994,641.25/318,772,603.41 = 126,570,470.56/x
  3. Step 3: Cross multiply
    230,994,641.25x = 318,772,603.41 × 126,570,470.56
  4. Step 4: Simplify right side
    230,994,641.25x = 40,347,198,413,968,392
  5. Step 5: Solve for x
    x = 40,347,198,413,968,392/230,994,641.25
  6. Step 6: Final answer
    x = 174,667,248.54

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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.