Home / 67,286,781,181.88-92,835,599,195.06-38,739,702,449.92

Finding the Fourth Proportional to 67,286,781,181.88, 92,835,599,195.06 and 38,739,702,449.92

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Solution

The fourth proportional to 67,286,781,181.88, 92,835,599,195.06 and 38,739,702,449.92 is: 53,449,183,129.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,286,781,181.88 : 92,835,599,195.06 = 38,739,702,449.92 : x
  2. Step 2: Convert to fraction form
    67,286,781,181.88/92,835,599,195.06 = 38,739,702,449.92/x
  3. Step 3: Cross multiply
    67,286,781,181.88x = 92,835,599,195.06 × 38,739,702,449.92
  4. Step 4: Simplify right side
    67,286,781,181.88x = 3,596,423,489,576,656,961,536
  5. Step 5: Solve for x
    x = 3,596,423,489,576,656,961,536/67,286,781,181.88
  6. Step 6: Final answer
    x = 53,449,183,129.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.