Home / 193,910,243.86-290,843,879.75-69,407,900.04

Finding the Fourth Proportional to 193,910,243.86, 290,843,879.75 and 69,407,900.04

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Solution

The fourth proportional to 193,910,243.86, 290,843,879.75 and 69,407,900.04 is: 104,104,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,910,243.86 : 290,843,879.75 = 69,407,900.04 : x
  2. Step 2: Convert to fraction form
    193,910,243.86/290,843,879.75 = 69,407,900.04/x
  3. Step 3: Cross multiply
    193,910,243.86x = 290,843,879.75 × 69,407,900.04
  4. Step 4: Simplify right side
    193,910,243.86x = 20,186,862,931,132,520
  5. Step 5: Solve for x
    x = 20,186,862,931,132,520/193,910,243.86
  6. Step 6: Final answer
    x = 104,104,159.37

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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.