Home / 85,475,493,048.20-128,213,239,572.30-41,395,650,744.20

Finding the Fourth Proportional to 85,475,493,048.20, 128,213,239,572.30 and 41,395,650,744.20

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Solution

The fourth proportional to 85,475,493,048.20, 128,213,239,572.30 and 41,395,650,744.20 is: 62,093,476,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,475,493,048.20 : 128,213,239,572.30 = 41,395,650,744.20 : x
  2. Step 2: Convert to fraction form
    85,475,493,048.20/128,213,239,572.30 = 41,395,650,744.20/x
  3. Step 3: Cross multiply
    85,475,493,048.20x = 128,213,239,572.30 × 41,395,650,744.20
  4. Step 4: Simplify right side
    85,475,493,048.20x = 5,307,470,486,117,372,919,808
  5. Step 5: Solve for x
    x = 5,307,470,486,117,372,919,808/85,475,493,048.20
  6. Step 6: Final answer
    x = 62,093,476,116.30

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Double scale
Find fourth proportional to 85,475,493,049.20, 128,213,239,573.80 and 41,395,650,745.20
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.