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Finding the Fourth Proportional to 181,448,998.80, 272,173,498.20 and 181,448,998.80

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Solution

The fourth proportional to 181,448,998.80, 272,173,498.20 and 181,448,998.80 is: 272,173,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,448,998.80 : 272,173,498.20 = 181,448,998.80 : x
  2. Step 2: Convert to fraction form
    181,448,998.80/272,173,498.20 = 181,448,998.80/x
  3. Step 3: Cross multiply
    181,448,998.80x = 272,173,498.20 × 181,448,998.80
  4. Step 4: Simplify right side
    181,448,998.80x = 49,385,608,748,283,600
  5. Step 5: Solve for x
    x = 49,385,608,748,283,600/181,448,998.80
  6. Step 6: Final answer
    x = 272,173,498.20

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1.5x scale

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.