Home / 98,639,778.30-147,968,998.65-26,836,194.30

Finding the Fourth Proportional to 98,639,778.30, 147,968,998.65 and 26,836,194.30

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Solution

The fourth proportional to 98,639,778.30, 147,968,998.65 and 26,836,194.30 is: 40,256,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,639,778.30 : 147,968,998.65 = 26,836,194.30 : x
  2. Step 2: Convert to fraction form
    98,639,778.30/147,968,998.65 = 26,836,194.30/x
  3. Step 3: Cross multiply
    98,639,778.30x = 147,968,998.65 × 26,836,194.30
  4. Step 4: Simplify right side
    98,639,778.30x = 3,970,924,798,147,838
  5. Step 5: Solve for x
    x = 3,970,924,798,147,838/98,639,778.30
  6. Step 6: Final answer
    x = 40,256,830.12

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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.