Home / 112,063,029.96-167,749,781.24-73,117,622.87

Finding the Fourth Proportional to 112,063,029.96, 167,749,781.24 and 73,117,622.87

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Solution

The fourth proportional to 112,063,029.96, 167,749,781.24 and 73,117,622.87 is: 109,451,486.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,063,029.96 : 167,749,781.24 = 73,117,622.87 : x
  2. Step 2: Convert to fraction form
    112,063,029.96/167,749,781.24 = 73,117,622.87/x
  3. Step 3: Cross multiply
    112,063,029.96x = 167,749,781.24 × 73,117,622.87
  4. Step 4: Simplify right side
    112,063,029.96x = 12,265,465,240,026,984
  5. Step 5: Solve for x
    x = 12,265,465,240,026,984/112,063,029.96
  6. Step 6: Final answer
    x = 109,451,486.76

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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.