Home / 248,472,004.80-372,708,007.20-66,737,553.60

Finding the Fourth Proportional to 248,472,004.80, 372,708,007.20 and 66,737,553.60

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Solution

The fourth proportional to 248,472,004.80, 372,708,007.20 and 66,737,553.60 is: 100,106,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,472,004.80 : 372,708,007.20 = 66,737,553.60 : x
  2. Step 2: Convert to fraction form
    248,472,004.80/372,708,007.20 = 66,737,553.60/x
  3. Step 3: Cross multiply
    248,472,004.80x = 372,708,007.20 × 66,737,553.60
  4. Step 4: Simplify right side
    248,472,004.80x = 24,873,620,607,659,184
  5. Step 5: Solve for x
    x = 24,873,620,607,659,184/248,472,004.80
  6. Step 6: Final answer
    x = 100,106,330.40

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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.