Home / 84,533,999.60-126,800,999.40-27,028,146.80

Finding the Fourth Proportional to 84,533,999.60, 126,800,999.40 and 27,028,146.80

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Solution

The fourth proportional to 84,533,999.60, 126,800,999.40 and 27,028,146.80 is: 40,542,220.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,533,999.60 : 126,800,999.40 = 27,028,146.80 : x
  2. Step 2: Convert to fraction form
    84,533,999.60/126,800,999.40 = 27,028,146.80/x
  3. Step 3: Cross multiply
    84,533,999.60x = 126,800,999.40 × 27,028,146.80
  4. Step 4: Simplify right side
    84,533,999.60x = 3,427,196,026,169,912
  5. Step 5: Solve for x
    x = 3,427,196,026,169,912/84,533,999.60
  6. Step 6: Final answer
    x = 40,542,220.20

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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.