Home / 188,568,098.80-282,642,196.20-73,514,402.80

Finding the Fourth Proportional to 188,568,098.80, 282,642,196.20 and 73,514,402.80

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Solution

The fourth proportional to 188,568,098.80, 282,642,196.20 and 73,514,402.80 is: 110,189,753.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,568,098.80 : 282,642,196.20 = 73,514,402.80 : x
  2. Step 2: Convert to fraction form
    188,568,098.80/282,642,196.20 = 73,514,402.80/x
  3. Step 3: Cross multiply
    188,568,098.80x = 282,642,196.20 × 73,514,402.80
  4. Step 4: Simplify right side
    188,568,098.80x = 20,778,272,259,723,428
  5. Step 5: Solve for x
    x = 20,778,272,259,723,428/188,568,098.80
  6. Step 6: Final answer
    x = 110,189,753.16

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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.