Home / 92,435,611,120.36-138,556,644,578.62-38,683,543,691.60

Finding the Fourth Proportional to 92,435,611,120.36, 138,556,644,578.62 and 38,683,543,691.60

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Solution

The fourth proportional to 92,435,611,120.36, 138,556,644,578.62 and 38,683,543,691.60 is: 57,984,817,207.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,435,611,120.36 : 138,556,644,578.62 = 38,683,543,691.60 : x
  2. Step 2: Convert to fraction form
    92,435,611,120.36/138,556,644,578.62 = 38,683,543,691.60/x
  3. Step 3: Cross multiply
    92,435,611,120.36x = 138,556,644,578.62 × 38,683,543,691.60
  4. Step 4: Simplify right side
    92,435,611,120.36x = 5,359,862,014,318,538,129,408
  5. Step 5: Solve for x
    x = 5,359,862,014,318,538,129,408/92,435,611,120.36
  6. Step 6: Final answer
    x = 57,984,817,207.94

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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.