Home / 1,055,650,366.80-1,584,231,377.40-442,674,507.60

Finding the Fourth Proportional to 1,055,650,366.80, 1,584,231,377.40 and 442,674,507.60

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Solution

The fourth proportional to 1,055,650,366.80, 1,584,231,377.40 and 442,674,507.60 is: 664,328,708.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,650,366.80 : 1,584,231,377.40 = 442,674,507.60 : x
  2. Step 2: Convert to fraction form
    1,055,650,366.80/1,584,231,377.40 = 442,674,507.60/x
  3. Step 3: Cross multiply
    1,055,650,366.80x = 1,584,231,377.40 × 442,674,507.60
  4. Step 4: Simplify right side
    1,055,650,366.80x = 701,298,844,915,014,912
  5. Step 5: Solve for x
    x = 701,298,844,915,014,912/1,055,650,366.80
  6. Step 6: Final answer
    x = 664,328,708.61

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Double scale
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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.