Home / 181,331,593.40-272,030,567.70-73,637,103.80

Finding the Fourth Proportional to 181,331,593.40, 272,030,567.70 and 73,637,103.80

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Solution

The fourth proportional to 181,331,593.40, 272,030,567.70 and 73,637,103.80 is: 110,469,128.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,331,593.40 : 272,030,567.70 = 73,637,103.80 : x
  2. Step 2: Convert to fraction form
    181,331,593.40/272,030,567.70 = 73,637,103.80/x
  3. Step 3: Cross multiply
    181,331,593.40x = 272,030,567.70 × 73,637,103.80
  4. Step 4: Simplify right side
    181,331,593.40x = 20,031,543,150,497,824
  5. Step 5: Solve for x
    x = 20,031,543,150,497,824/181,331,593.40
  6. Step 6: Final answer
    x = 110,469,128.82

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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.