Home / 66,331,163,454.30-99,496,745,181.45-29,138,796,510.30

Finding the Fourth Proportional to 66,331,163,454.30, 99,496,745,181.45 and 29,138,796,510.30

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Solution

The fourth proportional to 66,331,163,454.30, 99,496,745,181.45 and 29,138,796,510.30 is: 43,708,194,765.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,331,163,454.30 : 99,496,745,181.45 = 29,138,796,510.30 : x
  2. Step 2: Convert to fraction form
    66,331,163,454.30/99,496,745,181.45 = 29,138,796,510.30/x
  3. Step 3: Cross multiply
    66,331,163,454.30x = 99,496,745,181.45 × 29,138,796,510.30
  4. Step 4: Simplify right side
    66,331,163,454.30x = 2,899,215,411,279,443,263,488
  5. Step 5: Solve for x
    x = 2,899,215,411,279,443,263,488/66,331,163,454.30
  6. Step 6: Final answer
    x = 43,708,194,765.45

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Double scale
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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.