Home / 198,220,896.56-434,559,580.59

Finding the Third Proportional to 198,220,896.56 and 434,559,580.59

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Solution

The third proportional to 198,220,896.56 and 434,559,580.59 is: 952,684,769.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,220,896.56 : 434,559,580.59 = 434,559,580.59 : x
  2. Step 2: Convert to fraction form
    198,220,896.56/434,559,580.59 = 434,559,580.59/x
  3. Step 3: Cross multiply
    198,220,896.56x = 434,559,580.59 × 434,559,580.59
  4. Step 4: Simplify right side
    198,220,896.56x = 188,842,029,085,815,904
  5. Step 5: Solve for x
    x = 188,842,029,085,815,904/198,220,896.56
  6. Step 6: Final answer
    x = 952,684,769.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.