Home / 92,629,213.34-138,768,442.04-61,830,926.78

Finding the Fourth Proportional to 92,629,213.34, 138,768,442.04 and 61,830,926.78

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Solution

The fourth proportional to 92,629,213.34, 138,768,442.04 and 61,830,926.78 is: 92,629,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,629,213.34 : 138,768,442.04 = 61,830,926.78 : x
  2. Step 2: Convert to fraction form
    92,629,213.34/138,768,442.04 = 61,830,926.78/x
  3. Step 3: Cross multiply
    92,629,213.34x = 138,768,442.04 × 61,830,926.78
  4. Step 4: Simplify right side
    92,629,213.34x = 8,580,181,378,610,648
  5. Step 5: Solve for x
    x = 8,580,181,378,610,648/92,629,213.34
  6. Step 6: Final answer
    x = 92,629,323.62

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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.