Home / 82,700,588.09-114,042,218.94-54,813,615.27

Finding the Fourth Proportional to 82,700,588.09, 114,042,218.94 and 54,813,615.27

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Solution

The fourth proportional to 82,700,588.09, 114,042,218.94 and 54,813,615.27 is: 75,586,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,700,588.09 : 114,042,218.94 = 54,813,615.27 : x
  2. Step 2: Convert to fraction form
    82,700,588.09/114,042,218.94 = 54,813,615.27/x
  3. Step 3: Cross multiply
    82,700,588.09x = 114,042,218.94 × 54,813,615.27
  4. Step 4: Simplify right side
    82,700,588.09x = 6,251,066,313,514,267
  5. Step 5: Solve for x
    x = 6,251,066,313,514,267/82,700,588.09
  6. Step 6: Final answer
    x = 75,586,721.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.