Home / 525,109,112.23-724,691,883.39-299,057,654.04

Finding the Fourth Proportional to 525,109,112.23, 724,691,883.39 and 299,057,654.04

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Solution

The fourth proportional to 525,109,112.23, 724,691,883.39 and 299,057,654.04 is: 412,723,088.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,109,112.23 : 724,691,883.39 = 299,057,654.04 : x
  2. Step 2: Convert to fraction form
    525,109,112.23/724,691,883.39 = 299,057,654.04/x
  3. Step 3: Cross multiply
    525,109,112.23x = 724,691,883.39 × 299,057,654.04
  4. Step 4: Simplify right side
    525,109,112.23x = 216,724,654,543,323,904
  5. Step 5: Solve for x
    x = 216,724,654,543,323,904/525,109,112.23
  6. Step 6: Final answer
    x = 412,723,088.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.