Home / 18,449,532,078.30-27,674,298,117.45-8,500,956,558.30

Finding the Fourth Proportional to 18,449,532,078.30, 27,674,298,117.45 and 8,500,956,558.30

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Solution

The fourth proportional to 18,449,532,078.30, 27,674,298,117.45 and 8,500,956,558.30 is: 12,751,434,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449,532,078.30 : 27,674,298,117.45 = 8,500,956,558.30 : x
  2. Step 2: Convert to fraction form
    18,449,532,078.30/27,674,298,117.45 = 8,500,956,558.30/x
  3. Step 3: Cross multiply
    18,449,532,078.30x = 27,674,298,117.45 × 8,500,956,558.30
  4. Step 4: Simplify right side
    18,449,532,078.30x = 235,258,006,077,885,939,712
  5. Step 5: Solve for x
    x = 235,258,006,077,885,939,712/18,449,532,078.30
  6. Step 6: Final answer
    x = 12,751,434,837.45

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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.