Home / 20,530,674,253-28,327,472,442.30-11,620,003,268.44

Finding the Fourth Proportional to 20,530,674,253, 28,327,472,442.30 and 11,620,003,268.44

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Solution

The fourth proportional to 20,530,674,253, 28,327,472,442.30 and 11,620,003,268.44 is: 16,032,854,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,530,674,253 : 28,327,472,442.30 = 11,620,003,268.44 : x
  2. Step 2: Convert to fraction form
    20,530,674,253/28,327,472,442.30 = 11,620,003,268.44/x
  3. Step 3: Cross multiply
    20,530,674,253x = 28,327,472,442.30 × 11,620,003,268.44
  4. Step 4: Simplify right side
    20,530,674,253x = 329,165,322,366,170,038,272
  5. Step 5: Solve for x
    x = 329,165,322,366,170,038,272/20,530,674,253
  6. Step 6: Final answer
    x = 16,032,854,952.05

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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.