Home / 411,654,568,397.85-568,088,452,125.89-226,276,516,857.78

Finding the Fourth Proportional to 411,654,568,397.85, 568,088,452,125.89 and 226,276,516,857.78

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Solution

The fourth proportional to 411,654,568,397.85, 568,088,452,125.89 and 226,276,516,857.78 is: 312,264,422,849.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,654,568,397.85 : 568,088,452,125.89 = 226,276,516,857.78 : x
  2. Step 2: Convert to fraction form
    411,654,568,397.85/568,088,452,125.89 = 226,276,516,857.78/x
  3. Step 3: Cross multiply
    411,654,568,397.85x = 568,088,452,125.89 × 226,276,516,857.78
  4. Step 4: Simplify right side
    411,654,568,397.85x = 128,545,076,214,174,100,488,192
  5. Step 5: Solve for x
    x = 128,545,076,214,174,100,488,192/411,654,568,397.85
  6. Step 6: Final answer
    x = 312,264,422,849.64

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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.