Home / 65,610,104.80-98,415,157.20-40,100,936.80

Finding the Fourth Proportional to 65,610,104.80, 98,415,157.20 and 40,100,936.80

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Solution

The fourth proportional to 65,610,104.80, 98,415,157.20 and 40,100,936.80 is: 60,151,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,610,104.80 : 98,415,157.20 = 40,100,936.80 : x
  2. Step 2: Convert to fraction form
    65,610,104.80/98,415,157.20 = 40,100,936.80/x
  3. Step 3: Cross multiply
    65,610,104.80x = 98,415,157.20 × 40,100,936.80
  4. Step 4: Simplify right side
    65,610,104.80x = 3,946,539,999,039,265
  5. Step 5: Solve for x
    x = 3,946,539,999,039,265/65,610,104.80
  6. Step 6: Final answer
    x = 60,151,405.20

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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.