Home / 247,852,529,521.48-371,948,617,610.43-86,503,936,255.12

Finding the Fourth Proportional to 247,852,529,521.48, 371,948,617,610.43 and 86,503,936,255.12

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Solution

The fourth proportional to 247,852,529,521.48, 371,948,617,610.43 and 86,503,936,255.12 is: 129,815,175,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,852,529,521.48 : 371,948,617,610.43 = 86,503,936,255.12 : x
  2. Step 2: Convert to fraction form
    247,852,529,521.48/371,948,617,610.43 = 86,503,936,255.12/x
  3. Step 3: Cross multiply
    247,852,529,521.48x = 371,948,617,610.43 × 86,503,936,255.12
  4. Step 4: Simplify right side
    247,852,529,521.48x = 32,175,019,507,952,639,803,392
  5. Step 5: Solve for x
    x = 32,175,019,507,952,639,803,392/247,852,529,521.48
  6. Step 6: Final answer
    x = 129,815,175,056.20

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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.