Home / 121,606,350.82-182,371,800.05-43,873,149.62

Finding the Fourth Proportional to 121,606,350.82, 182,371,800.05 and 43,873,149.62

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Solution

The fourth proportional to 121,606,350.82, 182,371,800.05 and 43,873,149.62 is: 65,796,113.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,606,350.82 : 182,371,800.05 = 43,873,149.62 : x
  2. Step 2: Convert to fraction form
    121,606,350.82/182,371,800.05 = 43,873,149.62/x
  3. Step 3: Cross multiply
    121,606,350.82x = 182,371,800.05 × 43,873,149.62
  4. Step 4: Simplify right side
    121,606,350.82x = 8,001,225,270,710,028
  5. Step 5: Solve for x
    x = 8,001,225,270,710,028/121,606,350.82
  6. Step 6: Final answer
    x = 65,796,113.58

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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.