Home / 84,663,144,064.80-126,994,716,097.20-68,990,311,245.60

Finding the Fourth Proportional to 84,663,144,064.80, 126,994,716,097.20 and 68,990,311,245.60

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Solution

The fourth proportional to 84,663,144,064.80, 126,994,716,097.20 and 68,990,311,245.60 is: 103,485,466,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,663,144,064.80 : 126,994,716,097.20 = 68,990,311,245.60 : x
  2. Step 2: Convert to fraction form
    84,663,144,064.80/126,994,716,097.20 = 68,990,311,245.60/x
  3. Step 3: Cross multiply
    84,663,144,064.80x = 126,994,716,097.20 × 68,990,311,245.60
  4. Step 4: Simplify right side
    84,663,144,064.80x = 8,761,404,990,092,436,570,112
  5. Step 5: Solve for x
    x = 8,761,404,990,092,436,570,112/84,663,144,064.80
  6. Step 6: Final answer
    x = 103,485,466,868.40

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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.