Home / 121,535,003,236.68-182,285,955,969.51-31,990,498,140.75

Finding the Fourth Proportional to 121,535,003,236.68, 182,285,955,969.51 and 31,990,498,140.75

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Solution

The fourth proportional to 121,535,003,236.68, 182,285,955,969.51 and 31,990,498,140.75 is: 47,981,391,206.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,535,003,236.68 : 182,285,955,969.51 = 31,990,498,140.75 : x
  2. Step 2: Convert to fraction form
    121,535,003,236.68/182,285,955,969.51 = 31,990,498,140.75/x
  3. Step 3: Cross multiply
    121,535,003,236.68x = 182,285,955,969.51 × 31,990,498,140.75
  4. Step 4: Simplify right side
    121,535,003,236.68x = 5,831,418,535,527,446,478,848
  5. Step 5: Solve for x
    x = 5,831,418,535,527,446,478,848/121,535,003,236.68
  6. Step 6: Final answer
    x = 47,981,391,206.05

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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.