Home / 131,631,773.40-197,447,660.10-93,368,021.40

Finding the Fourth Proportional to 131,631,773.40, 197,447,660.10 and 93,368,021.40

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Solution

The fourth proportional to 131,631,773.40, 197,447,660.10 and 93,368,021.40 is: 140,052,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,631,773.40 : 197,447,660.10 = 93,368,021.40 : x
  2. Step 2: Convert to fraction form
    131,631,773.40/197,447,660.10 = 93,368,021.40/x
  3. Step 3: Cross multiply
    131,631,773.40x = 197,447,660.10 × 93,368,021.40
  4. Step 4: Simplify right side
    131,631,773.40x = 18,435,297,353,596,728
  5. Step 5: Solve for x
    x = 18,435,297,353,596,728/131,631,773.40
  6. Step 6: Final answer
    x = 140,052,032.10

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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.