Home / 8,380,586,184.82-11,565,488,132.07-4,570,317,029.68

Finding the Fourth Proportional to 8,380,586,184.82, 11,565,488,132.07 and 4,570,317,029.68

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Solution

The fourth proportional to 8,380,586,184.82, 11,565,488,132.07 and 4,570,317,029.68 is: 6,307,189,759.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380,586,184.82 : 11,565,488,132.07 = 4,570,317,029.68 : x
  2. Step 2: Convert to fraction form
    8,380,586,184.82/11,565,488,132.07 = 4,570,317,029.68/x
  3. Step 3: Cross multiply
    8,380,586,184.82x = 11,565,488,132.07 × 4,570,317,029.68
  4. Step 4: Simplify right side
    8,380,586,184.82x = 52,857,947,366,561,456,128
  5. Step 5: Solve for x
    x = 52,857,947,366,561,456,128/8,380,586,184.82
  6. Step 6: Final answer
    x = 6,307,189,759.86

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Double scale
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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.