Home / 5,233,618,991.40-7,222,416,661.96-2,854,808,768.76

Finding the Fourth Proportional to 5,233,618,991.40, 7,222,416,661.96 and 2,854,808,768.76

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Solution

The fourth proportional to 5,233,618,991.40, 7,222,416,661.96 and 2,854,808,768.76 is: 3,939,648,348.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233,618,991.40 : 7,222,416,661.96 = 2,854,808,768.76 : x
  2. Step 2: Convert to fraction form
    5,233,618,991.40/7,222,416,661.96 = 2,854,808,768.76/x
  3. Step 3: Cross multiply
    5,233,618,991.40x = 7,222,416,661.96 × 2,854,808,768.76
  4. Step 4: Simplify right side
    5,233,618,991.40x = 20,618,618,418,201,739,264
  5. Step 5: Solve for x
    x = 20,618,618,418,201,739,264/5,233,618,991.40
  6. Step 6: Final answer
    x = 3,939,648,348.89

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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.