Home / 68,515,347,074.13-102,772,606,087.21-37,271,558,675.43

Finding the Fourth Proportional to 68,515,347,074.13, 102,772,606,087.21 and 37,271,558,675.43

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Solution

The fourth proportional to 68,515,347,074.13, 102,772,606,087.21 and 37,271,558,675.43 is: 55,907,112,516.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,515,347,074.13 : 102,772,606,087.21 = 37,271,558,675.43 : x
  2. Step 2: Convert to fraction form
    68,515,347,074.13/102,772,606,087.21 = 37,271,558,675.43/x
  3. Step 3: Cross multiply
    68,515,347,074.13x = 102,772,606,087.21 × 37,271,558,675.43
  4. Step 4: Simplify right side
    68,515,347,074.13x = 3,830,495,218,006,302,392,320
  5. Step 5: Solve for x
    x = 3,830,495,218,006,302,392,320/68,515,347,074.13
  6. Step 6: Final answer
    x = 55,907,112,516.88

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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.