Home / 163,185,615.18-244,805,011.20-48,181,782.78

Finding the Fourth Proportional to 163,185,615.18, 244,805,011.20 and 48,181,782.78

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Solution

The fourth proportional to 163,185,615.18, 244,805,011.20 and 48,181,782.78 is: 72,280,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,185,615.18 : 244,805,011.20 = 48,181,782.78 : x
  2. Step 2: Convert to fraction form
    163,185,615.18/244,805,011.20 = 48,181,782.78/x
  3. Step 3: Cross multiply
    163,185,615.18x = 244,805,011.20 × 48,181,782.78
  4. Step 4: Simplify right side
    163,185,615.18x = 11,795,141,873,093,866
  5. Step 5: Solve for x
    x = 11,795,141,873,093,866/163,185,615.18
  6. Step 6: Final answer
    x = 72,280,524.60

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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.