Home / 3,485,376,018.30-5,228,064,027.45-2,195,430,930.30

Finding the Fourth Proportional to 3,485,376,018.30, 5,228,064,027.45 and 2,195,430,930.30

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Solution

The fourth proportional to 3,485,376,018.30, 5,228,064,027.45 and 2,195,430,930.30 is: 3,293,146,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,376,018.30 : 5,228,064,027.45 = 2,195,430,930.30 : x
  2. Step 2: Convert to fraction form
    3,485,376,018.30/5,228,064,027.45 = 2,195,430,930.30/x
  3. Step 3: Cross multiply
    3,485,376,018.30x = 5,228,064,027.45 × 2,195,430,930.30
  4. Step 4: Simplify right side
    3,485,376,018.30x = 11,477,853,471,452,518,400
  5. Step 5: Solve for x
    x = 11,477,853,471,452,518,400/3,485,376,018.30
  6. Step 6: Final answer
    x = 3,293,146,395.45

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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.