Home / 139,085,150.10-208,765,032.03-104,420,986.26

Finding the Fourth Proportional to 139,085,150.10, 208,765,032.03 and 104,420,986.26

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Solution

The fourth proportional to 139,085,150.10, 208,765,032.03 and 104,420,986.26 is: 156,734,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,085,150.10 : 208,765,032.03 = 104,420,986.26 : x
  2. Step 2: Convert to fraction form
    139,085,150.10/208,765,032.03 = 104,420,986.26/x
  3. Step 3: Cross multiply
    139,085,150.10x = 208,765,032.03 × 104,420,986.26
  4. Step 4: Simplify right side
    139,085,150.10x = 21,799,450,541,173,092
  5. Step 5: Solve for x
    x = 21,799,450,541,173,092/139,085,150.10
  6. Step 6: Final answer
    x = 156,734,565.30

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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.