Home / 347,680,515,378.40-521,520,773,067.60-333,966,786,661.60

Finding the Fourth Proportional to 347,680,515,378.40, 521,520,773,067.60 and 333,966,786,661.60

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Solution

The fourth proportional to 347,680,515,378.40, 521,520,773,067.60 and 333,966,786,661.60 is: 500,950,179,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,515,378.40 : 521,520,773,067.60 = 333,966,786,661.60 : x
  2. Step 2: Convert to fraction form
    347,680,515,378.40/521,520,773,067.60 = 333,966,786,661.60/x
  3. Step 3: Cross multiply
    347,680,515,378.40x = 521,520,773,067.60 × 333,966,786,661.60
  4. Step 4: Simplify right side
    347,680,515,378.40x = 174,170,616,758,659,855,679,488
  5. Step 5: Solve for x
    x = 174,170,616,758,659,855,679,488/347,680,515,378.40
  6. Step 6: Final answer
    x = 500,950,179,992.40

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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.