Home / 98,869,997.52-148,313,083.23-49,660,547.68

Finding the Fourth Proportional to 98,869,997.52, 148,313,083.23 and 49,660,547.68

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Solution

The fourth proportional to 98,869,997.52, 148,313,083.23 and 49,660,547.68 is: 74,494,883.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,869,997.52 : 148,313,083.23 = 49,660,547.68 : x
  2. Step 2: Convert to fraction form
    98,869,997.52/148,313,083.23 = 49,660,547.68/x
  3. Step 3: Cross multiply
    98,869,997.52x = 148,313,083.23 × 49,660,547.68
  4. Step 4: Simplify right side
    98,869,997.52x = 7,365,308,940,321,355
  5. Step 5: Solve for x
    x = 7,365,308,940,321,355/98,869,997.52
  6. Step 6: Final answer
    x = 74,494,883.43

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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.