Home / 247,852,529,521.23-371,948,617,610.04-86,503,936,254.86

Finding the Fourth Proportional to 247,852,529,521.23, 371,948,617,610.04 and 86,503,936,254.86

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Solution

The fourth proportional to 247,852,529,521.23, 371,948,617,610.04 and 86,503,936,254.86 is: 129,815,175,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,852,529,521.23 : 371,948,617,610.04 = 86,503,936,254.86 : x
  2. Step 2: Convert to fraction form
    247,852,529,521.23/371,948,617,610.04 = 86,503,936,254.86/x
  3. Step 3: Cross multiply
    247,852,529,521.23x = 371,948,617,610.04 × 86,503,936,254.86
  4. Step 4: Simplify right side
    247,852,529,521.23x = 32,175,019,507,823,681,732,608
  5. Step 5: Solve for x
    x = 32,175,019,507,823,681,732,608/247,852,529,521.23
  6. Step 6: Final answer
    x = 129,815,175,055.81

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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.