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Finding the Fourth Proportional to 111,551,603.60, 167,663,328.60 and 96,770,982.80

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Solution

The fourth proportional to 111,551,603.60, 167,663,328.60 and 96,770,982.80 is: 145,447,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,551,603.60 : 167,663,328.60 = 96,770,982.80 : x
  2. Step 2: Convert to fraction form
    111,551,603.60/167,663,328.60 = 96,770,982.80/x
  3. Step 3: Cross multiply
    111,551,603.60x = 167,663,328.60 × 96,770,982.80
  4. Step 4: Simplify right side
    111,551,603.60x = 16,224,945,088,141,348
  5. Step 5: Solve for x
    x = 16,224,945,088,141,348/111,551,603.60
  6. Step 6: Final answer
    x = 145,447,887.48

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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.