Home / 93,974,610.30-140,961,915.45-68,465,442.30

Finding the Fourth Proportional to 93,974,610.30, 140,961,915.45 and 68,465,442.30

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Solution

The fourth proportional to 93,974,610.30, 140,961,915.45 and 68,465,442.30 is: 102,698,163.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,974,610.30 : 140,961,915.45 = 68,465,442.30 : x
  2. Step 2: Convert to fraction form
    93,974,610.30/140,961,915.45 = 68,465,442.30/x
  3. Step 3: Cross multiply
    93,974,610.30x = 140,961,915.45 × 68,465,442.30
  4. Step 4: Simplify right side
    93,974,610.30x = 9,651,019,888,739,452
  5. Step 5: Solve for x
    x = 9,651,019,888,739,452/93,974,610.30
  6. Step 6: Final answer
    x = 102,698,163.45

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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.