Home / 29,099,462,862.90-43,649,194,294.35-12,555,917,109.30

Finding the Fourth Proportional to 29,099,462,862.90, 43,649,194,294.35 and 12,555,917,109.30

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Solution

The fourth proportional to 29,099,462,862.90, 43,649,194,294.35 and 12,555,917,109.30 is: 18,833,875,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,099,462,862.90 : 43,649,194,294.35 = 12,555,917,109.30 : x
  2. Step 2: Convert to fraction form
    29,099,462,862.90/43,649,194,294.35 = 12,555,917,109.30/x
  3. Step 3: Cross multiply
    29,099,462,862.90x = 43,649,194,294.35 × 12,555,917,109.30
  4. Step 4: Simplify right side
    29,099,462,862.90x = 548,055,665,447,589,052,416
  5. Step 5: Solve for x
    x = 548,055,665,447,589,052,416/29,099,462,862.90
  6. Step 6: Final answer
    x = 18,833,875,663.95

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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.