Home / 68,515,347,072.76-102,772,606,085.15-37,271,558,674.06

Finding the Fourth Proportional to 68,515,347,072.76, 102,772,606,085.15 and 37,271,558,674.06

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Solution

The fourth proportional to 68,515,347,072.76, 102,772,606,085.15 and 37,271,558,674.06 is: 55,907,112,514.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,515,347,072.76 : 102,772,606,085.15 = 37,271,558,674.06 : x
  2. Step 2: Convert to fraction form
    68,515,347,072.76/102,772,606,085.15 = 37,271,558,674.06/x
  3. Step 3: Cross multiply
    68,515,347,072.76x = 102,772,606,085.15 × 37,271,558,674.06
  4. Step 4: Simplify right side
    68,515,347,072.76x = 3,830,495,217,788,723,396,608
  5. Step 5: Solve for x
    x = 3,830,495,217,788,723,396,608/68,515,347,072.76
  6. Step 6: Final answer
    x = 55,907,112,514.82

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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.