Home / 793,325,115.30-1,189,987,672.95-470,838,843.30

Finding the Fourth Proportional to 793,325,115.30, 1,189,987,672.95 and 470,838,843.30

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Solution

The fourth proportional to 793,325,115.30, 1,189,987,672.95 and 470,838,843.30 is: 706,258,264.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,325,115.30 : 1,189,987,672.95 = 470,838,843.30 : x
  2. Step 2: Convert to fraction form
    793,325,115.30/1,189,987,672.95 = 470,838,843.30/x
  3. Step 3: Cross multiply
    793,325,115.30x = 1,189,987,672.95 × 470,838,843.30
  4. Step 4: Simplify right side
    793,325,115.30x = 560,292,419,473,036,736
  5. Step 5: Solve for x
    x = 560,292,419,473,036,736/793,325,115.30
  6. Step 6: Final answer
    x = 706,258,264.95

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Double scale
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Similar ratio
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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.