Home / 181,497,115.80-272,245,673.70-60,312,821.40

Finding the Fourth Proportional to 181,497,115.80, 272,245,673.70 and 60,312,821.40

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Solution

The fourth proportional to 181,497,115.80, 272,245,673.70 and 60,312,821.40 is: 90,469,232.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,497,115.80 : 272,245,673.70 = 60,312,821.40 : x
  2. Step 2: Convert to fraction form
    181,497,115.80/272,245,673.70 = 60,312,821.40/x
  3. Step 3: Cross multiply
    181,497,115.80x = 272,245,673.70 × 60,312,821.40
  4. Step 4: Simplify right side
    181,497,115.80x = 16,419,904,694,790,776
  5. Step 5: Solve for x
    x = 16,419,904,694,790,776/181,497,115.80
  6. Step 6: Final answer
    x = 90,469,232.10

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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.