Home / 247,852,529,519.73-371,948,617,607.80-86,503,936,253.37

Finding the Fourth Proportional to 247,852,529,519.73, 371,948,617,607.80 and 86,503,936,253.37

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Solution

The fourth proportional to 247,852,529,519.73, 371,948,617,607.80 and 86,503,936,253.37 is: 129,815,175,053.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,852,529,519.73 : 371,948,617,607.80 = 86,503,936,253.37 : x
  2. Step 2: Convert to fraction form
    247,852,529,519.73/371,948,617,607.80 = 86,503,936,253.37/x
  3. Step 3: Cross multiply
    247,852,529,519.73x = 371,948,617,607.80 × 86,503,936,253.37
  4. Step 4: Simplify right side
    247,852,529,519.73x = 32,175,019,507,072,368,640,000
  5. Step 5: Solve for x
    x = 32,175,019,507,072,368,640,000/247,852,529,519.73
  6. Step 6: Final answer
    x = 129,815,175,053.56

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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.