Home / 149,207,270-223,800,632.04-91,708,415.60

Finding the Fourth Proportional to 149,207,270, 223,800,632.04 and 91,708,415.60

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Solution

The fourth proportional to 149,207,270, 223,800,632.04 and 91,708,415.60 is: 137,556,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,207,270 : 223,800,632.04 = 91,708,415.60 : x
  2. Step 2: Convert to fraction form
    149,207,270/223,800,632.04 = 91,708,415.60/x
  3. Step 3: Cross multiply
    149,207,270x = 223,800,632.04 × 91,708,415.60
  4. Step 4: Simplify right side
    149,207,270x = 20,524,401,374,666,992
  5. Step 5: Solve for x
    x = 20,524,401,374,666,992/149,207,270
  6. Step 6: Final answer
    x = 137,556,309.25

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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.