Home / 86,485,902.66-119,350,553.76-47,327,677.38

Finding the Fourth Proportional to 86,485,902.66, 119,350,553.76 and 47,327,677.38

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Solution

The fourth proportional to 86,485,902.66, 119,350,553.76 and 47,327,677.38 is: 65,312,199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,485,902.66 : 119,350,553.76 = 47,327,677.38 : x
  2. Step 2: Convert to fraction form
    86,485,902.66/119,350,553.76 = 47,327,677.38/x
  3. Step 3: Cross multiply
    86,485,902.66x = 119,350,553.76 × 47,327,677.38
  4. Step 4: Simplify right side
    86,485,902.66x = 5,648,584,503,477,627
  5. Step 5: Solve for x
    x = 5,648,584,503,477,627/86,485,902.66
  6. Step 6: Final answer
    x = 65,312,199.21

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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.