Home / 98,505,642.60-147,745,050.30-25,728,114.60

Finding the Fourth Proportional to 98,505,642.60, 147,745,050.30 and 25,728,114.60

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Solution

The fourth proportional to 98,505,642.60, 147,745,050.30 and 25,728,114.60 is: 38,588,668.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,505,642.60 : 147,745,050.30 = 25,728,114.60 : x
  2. Step 2: Convert to fraction form
    98,505,642.60/147,745,050.30 = 25,728,114.60/x
  3. Step 3: Cross multiply
    98,505,642.60x = 147,745,050.30 × 25,728,114.60
  4. Step 4: Simplify right side
    98,505,642.60x = 3,801,201,585,701,165
  5. Step 5: Solve for x
    x = 3,801,201,585,701,165/98,505,642.60
  6. Step 6: Final answer
    x = 38,588,668.48

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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.