Home / 8,391,634,271.60-11,580,396,383.40-4,581,157,221.92

Finding the Fourth Proportional to 8,391,634,271.60, 11,580,396,383.40 and 4,581,157,221.92

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Solution

The fourth proportional to 8,391,634,271.60, 11,580,396,383.40 and 4,581,157,221.92 is: 6,321,964,805.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,391,634,271.60 : 11,580,396,383.40 = 4,581,157,221.92 : x
  2. Step 2: Convert to fraction form
    8,391,634,271.60/11,580,396,383.40 = 4,581,157,221.92/x
  3. Step 3: Cross multiply
    8,391,634,271.60x = 11,580,396,383.40 × 4,581,157,221.92
  4. Step 4: Simplify right side
    8,391,634,271.60x = 53,051,616,524,509,159,424
  5. Step 5: Solve for x
    x = 53,051,616,524,509,159,424/8,391,634,271.60
  6. Step 6: Final answer
    x = 6,321,964,805.36

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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.