Home / 73,410,616.59-101,309,250.69-40,373,422.80

Finding the Fourth Proportional to 73,410,616.59, 101,309,250.69 and 40,373,422.80

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Solution

The fourth proportional to 73,410,616.59, 101,309,250.69 and 40,373,422.80 is: 55,716,753.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,410,616.59 : 101,309,250.69 = 40,373,422.80 : x
  2. Step 2: Convert to fraction form
    73,410,616.59/101,309,250.69 = 40,373,422.80/x
  3. Step 3: Cross multiply
    73,410,616.59x = 101,309,250.69 × 40,373,422.80
  4. Step 4: Simplify right side
    73,410,616.59x = 4,090,201,211,658,561.50
  5. Step 5: Solve for x
    x = 4,090,201,211,658,561.50/73,410,616.59
  6. Step 6: Final answer
    x = 55,716,753.27

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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.