Home / 871,344,010.70-1,307,016,016.05-548,857,738.70

Finding the Fourth Proportional to 871,344,010.70, 1,307,016,016.05 and 548,857,738.70

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Solution

The fourth proportional to 871,344,010.70, 1,307,016,016.05 and 548,857,738.70 is: 823,286,608.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,344,010.70 : 1,307,016,016.05 = 548,857,738.70 : x
  2. Step 2: Convert to fraction form
    871,344,010.70/1,307,016,016.05 = 548,857,738.70/x
  3. Step 3: Cross multiply
    871,344,010.70x = 1,307,016,016.05 × 548,857,738.70
  4. Step 4: Simplify right side
    871,344,010.70x = 717,365,855,013,885,952
  5. Step 5: Solve for x
    x = 717,365,855,013,885,952/871,344,010.70
  6. Step 6: Final answer
    x = 823,286,608.05

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Double scale
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Similar ratio
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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.