Home / 73,778,996.66-110,706,795.86-30,091,806.21

Finding the Fourth Proportional to 73,778,996.66, 110,706,795.86 and 30,091,806.21

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Solution

The fourth proportional to 73,778,996.66, 110,706,795.86 and 30,091,806.21 is: 45,153,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,778,996.66 : 110,706,795.86 = 30,091,806.21 : x
  2. Step 2: Convert to fraction form
    73,778,996.66/110,706,795.86 = 30,091,806.21/x
  3. Step 3: Cross multiply
    73,778,996.66x = 110,706,795.86 × 30,091,806.21
  4. Step 4: Simplify right side
    73,778,996.66x = 3,331,367,447,149,150.50
  5. Step 5: Solve for x
    x = 3,331,367,447,149,150.50/73,778,996.66
  6. Step 6: Final answer
    x = 45,153,330.87

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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.