Home / 248,450,664.80-372,675,997.20-66,716,213.60

Finding the Fourth Proportional to 248,450,664.80, 372,675,997.20 and 66,716,213.60

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Solution

The fourth proportional to 248,450,664.80, 372,675,997.20 and 66,716,213.60 is: 100,074,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,450,664.80 : 372,675,997.20 = 66,716,213.60 : x
  2. Step 2: Convert to fraction form
    248,450,664.80/372,675,997.20 = 66,716,213.60/x
  3. Step 3: Cross multiply
    248,450,664.80x = 372,675,997.20 × 66,716,213.60
  4. Step 4: Simplify right side
    248,450,664.80x = 24,863,531,432,788,200
  5. Step 5: Solve for x
    x = 24,863,531,432,788,200/248,450,664.80
  6. Step 6: Final answer
    x = 100,074,320.40

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1.5x scale

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.