Home / 78,311,585,990.68-117,383,746,296.30-44,662,754,392

Finding the Fourth Proportional to 78,311,585,990.68, 117,383,746,296.30 and 44,662,754,392

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Solution

The fourth proportional to 78,311,585,990.68, 117,383,746,296.30 and 44,662,754,392 is: 66,946,434,095.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,311,585,990.68 : 117,383,746,296.30 = 44,662,754,392 : x
  2. Step 2: Convert to fraction form
    78,311,585,990.68/117,383,746,296.30 = 44,662,754,392/x
  3. Step 3: Cross multiply
    78,311,585,990.68x = 117,383,746,296.30 × 44,662,754,392
  4. Step 4: Simplify right side
    78,311,585,990.68x = 5,242,681,430,444,486,950,912
  5. Step 5: Solve for x
    x = 5,242,681,430,444,486,950,912/78,311,585,990.68
  6. Step 6: Final answer
    x = 66,946,434,095.57

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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.