Home / 98,948,623.89-148,422,837.29-67,793,584.17

Finding the Fourth Proportional to 98,948,623.89, 148,422,837.29 and 67,793,584.17

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Solution

The fourth proportional to 98,948,623.89, 148,422,837.29 and 67,793,584.17 is: 101,690,308.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,948,623.89 : 148,422,837.29 = 67,793,584.17 : x
  2. Step 2: Convert to fraction form
    98,948,623.89/148,422,837.29 = 67,793,584.17/x
  3. Step 3: Cross multiply
    98,948,623.89x = 148,422,837.29 × 67,793,584.17
  4. Step 4: Simplify right side
    98,948,623.89x = 10,062,116,112,230,862
  5. Step 5: Solve for x
    x = 10,062,116,112,230,862/98,948,623.89
  6. Step 6: Final answer
    x = 101,690,308.73

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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.