Home / 451,089,973.71-676,635,540.19-123,568,367.49

Finding the Fourth Proportional to 451,089,973.71, 676,635,540.19 and 123,568,367.49

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Solution

The fourth proportional to 451,089,973.71, 676,635,540.19 and 123,568,367.49 is: 185,352,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,089,973.71 : 676,635,540.19 = 123,568,367.49 : x
  2. Step 2: Convert to fraction form
    451,089,973.71/676,635,540.19 = 123,568,367.49/x
  3. Step 3: Cross multiply
    451,089,973.71x = 676,635,540.19 × 123,568,367.49
  4. Step 4: Simplify right side
    451,089,973.71x = 83,610,749,086,683,664
  5. Step 5: Solve for x
    x = 83,610,749,086,683,664/451,089,973.71
  6. Step 6: Final answer
    x = 185,352,710.01

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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.