Home / 12,519,374,954.20-18,779,062,431.30-6,714,622,058.20

Finding the Fourth Proportional to 12,519,374,954.20, 18,779,062,431.30 and 6,714,622,058.20

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Solution

The fourth proportional to 12,519,374,954.20, 18,779,062,431.30 and 6,714,622,058.20 is: 10,071,933,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,519,374,954.20 : 18,779,062,431.30 = 6,714,622,058.20 : x
  2. Step 2: Convert to fraction form
    12,519,374,954.20/18,779,062,431.30 = 6,714,622,058.20/x
  3. Step 3: Cross multiply
    12,519,374,954.20x = 18,779,062,431.30 × 6,714,622,058.20
  4. Step 4: Simplify right side
    12,519,374,954.20x = 126,094,306,833,521,901,568
  5. Step 5: Solve for x
    x = 126,094,306,833,521,901,568/12,519,374,954.20
  6. Step 6: Final answer
    x = 10,071,933,087.30

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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.