Home / 708,802,190.33-1,062,884,420.89-271,957,688.33

Finding the Fourth Proportional to 708,802,190.33, 1,062,884,420.89 and 271,957,688.33

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Solution

The fourth proportional to 708,802,190.33, 1,062,884,420.89 and 271,957,688.33 is: 407,814,188.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,802,190.33 : 1,062,884,420.89 = 271,957,688.33 : x
  2. Step 2: Convert to fraction form
    708,802,190.33/1,062,884,420.89 = 271,957,688.33/x
  3. Step 3: Cross multiply
    708,802,190.33x = 1,062,884,420.89 × 271,957,688.33
  4. Step 4: Simplify right side
    708,802,190.33x = 289,059,590,061,220,864
  5. Step 5: Solve for x
    x = 289,059,590,061,220,864/708,802,190.33
  6. Step 6: Final answer
    x = 407,814,188.51

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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.