Home / 29,141,463,512.85-43,712,189,754.39-15,887,867,042.67

Finding the Fourth Proportional to 29,141,463,512.85, 43,712,189,754.39 and 15,887,867,042.67

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Solution

The fourth proportional to 29,141,463,512.85, 43,712,189,754.39 and 15,887,867,042.67 is: 23,831,797,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,141,463,512.85 : 43,712,189,754.39 = 15,887,867,042.67 : x
  2. Step 2: Convert to fraction form
    29,141,463,512.85/43,712,189,754.39 = 15,887,867,042.67/x
  3. Step 3: Cross multiply
    29,141,463,512.85x = 43,712,189,754.39 × 15,887,867,042.67
  4. Step 4: Simplify right side
    29,141,463,512.85x = 694,493,458,961,710,055,424
  5. Step 5: Solve for x
    x = 694,493,458,961,710,055,424/29,141,463,512.85
  6. Step 6: Final answer
    x = 23,831,797,557.30

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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.