Home / 20,115,929,885.60-27,751,260,599.22-11,973,167,473.13

Finding the Fourth Proportional to 20,115,929,885.60, 27,751,260,599.22 and 11,973,167,473.13

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Solution

The fourth proportional to 20,115,929,885.60, 27,751,260,599.22 and 11,973,167,473.13 is: 16,517,779,323.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,115,929,885.60 : 27,751,260,599.22 = 11,973,167,473.13 : x
  2. Step 2: Convert to fraction form
    20,115,929,885.60/27,751,260,599.22 = 11,973,167,473.13/x
  3. Step 3: Cross multiply
    20,115,929,885.60x = 27,751,260,599.22 × 11,973,167,473.13
  4. Step 4: Simplify right side
    20,115,929,885.60x = 332,270,490,745,058,033,664
  5. Step 5: Solve for x
    x = 332,270,490,745,058,033,664/20,115,929,885.60
  6. Step 6: Final answer
    x = 16,517,779,323.88

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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.