Home / 8,083,359,010.20-12,125,038,515.30-3,945,457,032.60

Finding the Fourth Proportional to 8,083,359,010.20, 12,125,038,515.30 and 3,945,457,032.60

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Solution

The fourth proportional to 8,083,359,010.20, 12,125,038,515.30 and 3,945,457,032.60 is: 5,918,185,548.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,359,010.20 : 12,125,038,515.30 = 3,945,457,032.60 : x
  2. Step 2: Convert to fraction form
    8,083,359,010.20/12,125,038,515.30 = 3,945,457,032.60/x
  3. Step 3: Cross multiply
    8,083,359,010.20x = 12,125,038,515.30 × 3,945,457,032.60
  4. Step 4: Simplify right side
    8,083,359,010.20x = 47,838,818,480,736,239,616
  5. Step 5: Solve for x
    x = 47,838,818,480,736,239,616/8,083,359,010.20
  6. Step 6: Final answer
    x = 5,918,185,548.90

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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.