Home / 28,540,441,648.56-39,376,923,834.24-16,493,063,459.16

Finding the Fourth Proportional to 28,540,441,648.56, 39,376,923,834.24 and 16,493,063,459.16

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Solution

The fourth proportional to 28,540,441,648.56, 39,376,923,834.24 and 16,493,063,459.16 is: 22,755,292,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,540,441,648.56 : 39,376,923,834.24 = 16,493,063,459.16 : x
  2. Step 2: Convert to fraction form
    28,540,441,648.56/39,376,923,834.24 = 16,493,063,459.16/x
  3. Step 3: Cross multiply
    28,540,441,648.56x = 39,376,923,834.24 × 16,493,063,459.16
  4. Step 4: Simplify right side
    28,540,441,648.56x = 649,446,103,624,630,140,928
  5. Step 5: Solve for x
    x = 649,446,103,624,630,140,928/28,540,441,648.56
  6. Step 6: Final answer
    x = 22,755,292,704.36

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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.