Home / 29,141,463,513.85-43,712,189,755.89-15,887,867,043.67

Finding the Fourth Proportional to 29,141,463,513.85, 43,712,189,755.89 and 15,887,867,043.67

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Solution

The fourth proportional to 29,141,463,513.85, 43,712,189,755.89 and 15,887,867,043.67 is: 23,831,797,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,141,463,513.85 : 43,712,189,755.89 = 15,887,867,043.67 : x
  2. Step 2: Convert to fraction form
    29,141,463,513.85/43,712,189,755.89 = 15,887,867,043.67/x
  3. Step 3: Cross multiply
    29,141,463,513.85x = 43,712,189,755.89 × 15,887,867,043.67
  4. Step 4: Simplify right side
    29,141,463,513.85x = 694,493,459,029,254,078,464
  5. Step 5: Solve for x
    x = 694,493,459,029,254,078,464/29,141,463,513.85
  6. Step 6: Final answer
    x = 23,831,797,558.80

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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.