Home / 111,551,620.60-167,663,354.10-96,770,999.80

Finding the Fourth Proportional to 111,551,620.60, 167,663,354.10 and 96,770,999.80

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Solution

The fourth proportional to 111,551,620.60, 167,663,354.10 and 96,770,999.80 is: 145,447,912.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,551,620.60 : 167,663,354.10 = 96,770,999.80 : x
  2. Step 2: Convert to fraction form
    111,551,620.60/167,663,354.10 = 96,770,999.80/x
  3. Step 3: Cross multiply
    111,551,620.60x = 167,663,354.10 × 96,770,999.80
  4. Step 4: Simplify right side
    111,551,620.60x = 16,224,950,406,078,428
  5. Step 5: Solve for x
    x = 16,224,950,406,078,428/111,551,620.60
  6. Step 6: Final answer
    x = 145,447,912.98

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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.