Home / 45,438,205,656.70-68,157,308,485.05-21,844,297,876.60

Finding the Fourth Proportional to 45,438,205,656.70, 68,157,308,485.05 and 21,844,297,876.60

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Solution

The fourth proportional to 45,438,205,656.70, 68,157,308,485.05 and 21,844,297,876.60 is: 32,766,446,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,438,205,656.70 : 68,157,308,485.05 = 21,844,297,876.60 : x
  2. Step 2: Convert to fraction form
    45,438,205,656.70/68,157,308,485.05 = 21,844,297,876.60/x
  3. Step 3: Cross multiply
    45,438,205,656.70x = 68,157,308,485.05 × 21,844,297,876.60
  4. Step 4: Simplify right side
    45,438,205,656.70x = 1,488,848,549,014,748,790,784
  5. Step 5: Solve for x
    x = 1,488,848,549,014,748,790,784/45,438,205,656.70
  6. Step 6: Final answer
    x = 32,766,446,814.90

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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.