Home / 66,331,163,442.30-99,496,745,163.45-29,138,796,498.30

Finding the Fourth Proportional to 66,331,163,442.30, 99,496,745,163.45 and 29,138,796,498.30

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Solution

The fourth proportional to 66,331,163,442.30, 99,496,745,163.45 and 29,138,796,498.30 is: 43,708,194,747.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,331,163,442.30 : 99,496,745,163.45 = 29,138,796,498.30 : x
  2. Step 2: Convert to fraction form
    66,331,163,442.30/99,496,745,163.45 = 29,138,796,498.30/x
  3. Step 3: Cross multiply
    66,331,163,442.30x = 99,496,745,163.45 × 29,138,796,498.30
  4. Step 4: Simplify right side
    66,331,163,442.30x = 2,899,215,409,560,983,961,600
  5. Step 5: Solve for x
    x = 2,899,215,409,560,983,961,600/66,331,163,442.30
  6. Step 6: Final answer
    x = 43,708,194,747.45

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Double scale
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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.