Home / 181,713,317.80-272,569,976.70-109,153,906.60

Finding the Fourth Proportional to 181,713,317.80, 272,569,976.70 and 109,153,906.60

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Solution

The fourth proportional to 181,713,317.80, 272,569,976.70 and 109,153,906.60 is: 163,730,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,713,317.80 : 272,569,976.70 = 109,153,906.60 : x
  2. Step 2: Convert to fraction form
    181,713,317.80/272,569,976.70 = 109,153,906.60/x
  3. Step 3: Cross multiply
    181,713,317.80x = 272,569,976.70 × 109,153,906.60
  4. Step 4: Simplify right side
    181,713,317.80x = 29,752,077,778,675,972
  5. Step 5: Solve for x
    x = 29,752,077,778,675,972/181,713,317.80
  6. Step 6: Final answer
    x = 163,730,859.90

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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.