Home / 65,970,830.20-98,991,674.70-27,636,219.40

Finding the Fourth Proportional to 65,970,830.20, 98,991,674.70 and 27,636,219.40

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Solution

The fourth proportional to 65,970,830.20, 98,991,674.70 and 27,636,219.40 is: 41,469,171.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,970,830.20 : 98,991,674.70 = 27,636,219.40 : x
  2. Step 2: Convert to fraction form
    65,970,830.20/98,991,674.70 = 27,636,219.40/x
  3. Step 3: Cross multiply
    65,970,830.20x = 98,991,674.70 × 27,636,219.40
  4. Step 4: Simplify right side
    65,970,830.20x = 2,735,755,640,782,629
  5. Step 5: Solve for x
    x = 2,735,755,640,782,629/65,970,830.20
  6. Step 6: Final answer
    x = 41,469,171.03

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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.