Home / 57,481,470,384.60-86,222,205,576.90-42,002,129,328.60

Finding the Fourth Proportional to 57,481,470,384.60, 86,222,205,576.90 and 42,002,129,328.60

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Solution

The fourth proportional to 57,481,470,384.60, 86,222,205,576.90 and 42,002,129,328.60 is: 63,003,193,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,481,470,384.60 : 86,222,205,576.90 = 42,002,129,328.60 : x
  2. Step 2: Convert to fraction form
    57,481,470,384.60/86,222,205,576.90 = 42,002,129,328.60/x
  3. Step 3: Cross multiply
    57,481,470,384.60x = 86,222,205,576.90 × 42,002,129,328.60
  4. Step 4: Simplify right side
    57,481,470,384.60x = 3,621,516,229,638,089,605,120
  5. Step 5: Solve for x
    x = 3,621,516,229,638,089,605,120/57,481,470,384.60
  6. Step 6: Final answer
    x = 63,003,193,992.90

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Half scale
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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.