Home / 248,641,216.80-372,961,825.20-127,708,864.80

Finding the Fourth Proportional to 248,641,216.80, 372,961,825.20 and 127,708,864.80

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Solution

The fourth proportional to 248,641,216.80, 372,961,825.20 and 127,708,864.80 is: 191,563,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,641,216.80 : 372,961,825.20 = 127,708,864.80 : x
  2. Step 2: Convert to fraction form
    248,641,216.80/372,961,825.20 = 127,708,864.80/x
  3. Step 3: Cross multiply
    248,641,216.80x = 372,961,825.20 × 127,708,864.80
  4. Step 4: Simplify right side
    248,641,216.80x = 47,630,531,310,028,032
  5. Step 5: Solve for x
    x = 47,630,531,310,028,032/248,641,216.80
  6. Step 6: Final answer
    x = 191,563,297.20

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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.