Home / 121,449,775,612.65-167,605,958,749.18-67,256,324,248.01

Finding the Fourth Proportional to 121,449,775,612.65, 167,605,958,749.18 and 67,256,324,248.01

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Solution

The fourth proportional to 121,449,775,612.65, 167,605,958,749.18 and 67,256,324,248.01 is: 92,816,644,993.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,449,775,612.65 : 167,605,958,749.18 = 67,256,324,248.01 : x
  2. Step 2: Convert to fraction form
    121,449,775,612.65/167,605,958,749.18 = 67,256,324,248.01/x
  3. Step 3: Cross multiply
    121,449,775,612.65x = 167,605,958,749.18 × 67,256,324,248.01
  4. Step 4: Simplify right side
    121,449,775,612.65x = 11,272,560,707,532,599,853,056
  5. Step 5: Solve for x
    x = 11,272,560,707,532,599,853,056/121,449,775,612.65
  6. Step 6: Final answer
    x = 92,816,644,993.11

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1.5x scale

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.