Home / 118,800,499.67-178,164,280.94-82,147,892.93

Finding the Fourth Proportional to 118,800,499.67, 178,164,280.94 and 82,147,892.93

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Solution

The fourth proportional to 118,800,499.67, 178,164,280.94 and 82,147,892.93 is: 123,196,622.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,800,499.67 : 178,164,280.94 = 82,147,892.93 : x
  2. Step 2: Convert to fraction form
    118,800,499.67/178,164,280.94 = 82,147,892.93/x
  3. Step 3: Cross multiply
    118,800,499.67x = 178,164,280.94 × 82,147,892.93
  4. Step 4: Simplify right side
    118,800,499.67x = 14,635,820,273,307,998
  5. Step 5: Solve for x
    x = 14,635,820,273,307,998/118,800,499.67
  6. Step 6: Final answer
    x = 123,196,622.19

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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.