Home / 243,125,821.44-335,513,737.23-131,616,659.22

Finding the Fourth Proportional to 243,125,821.44, 335,513,737.23 and 131,616,659.22

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Solution

The fourth proportional to 243,125,821.44, 335,513,737.23 and 131,616,659.22 is: 181,631,045.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,125,821.44 : 335,513,737.23 = 131,616,659.22 : x
  2. Step 2: Convert to fraction form
    243,125,821.44/335,513,737.23 = 131,616,659.22/x
  3. Step 3: Cross multiply
    243,125,821.44x = 335,513,737.23 × 131,616,659.22
  4. Step 4: Simplify right side
    243,125,821.44x = 44,159,197,216,629,536
  5. Step 5: Solve for x
    x = 44,159,197,216,629,536/243,125,821.44
  6. Step 6: Final answer
    x = 181,631,045.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.