Home / 193,711,553.12-290,568,379.44-57,398,117.60

Finding the Fourth Proportional to 193,711,553.12, 290,568,379.44 and 57,398,117.60

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Solution

The fourth proportional to 193,711,553.12, 290,568,379.44 and 57,398,117.60 is: 86,097,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,711,553.12 : 290,568,379.44 = 57,398,117.60 : x
  2. Step 2: Convert to fraction form
    193,711,553.12/290,568,379.44 = 57,398,117.60/x
  3. Step 3: Cross multiply
    193,711,553.12x = 290,568,379.44 × 57,398,117.60
  4. Step 4: Simplify right side
    193,711,553.12x = 16,678,078,013,938,542
  5. Step 5: Solve for x
    x = 16,678,078,013,938,542/193,711,553.12
  6. Step 6: Final answer
    x = 86,097,487.45

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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.