Home / 80,650,735,466.70-120,976,103,200.05-21,762,726,660.30

Finding the Fourth Proportional to 80,650,735,466.70, 120,976,103,200.05 and 21,762,726,660.30

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Solution

The fourth proportional to 80,650,735,466.70, 120,976,103,200.05 and 21,762,726,660.30 is: 32,644,089,990.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,650,735,466.70 : 120,976,103,200.05 = 21,762,726,660.30 : x
  2. Step 2: Convert to fraction form
    80,650,735,466.70/120,976,103,200.05 = 21,762,726,660.30/x
  3. Step 3: Cross multiply
    80,650,735,466.70x = 120,976,103,200.05 × 21,762,726,660.30
  4. Step 4: Simplify right side
    80,650,735,466.70x = 2,632,769,866,370,932,277,248
  5. Step 5: Solve for x
    x = 2,632,769,866,370,932,277,248/80,650,735,466.70
  6. Step 6: Final answer
    x = 32,644,089,990.45

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Double scale
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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.