Home / 79,751,581.92-110,054,462.12-43,989,439.89

Finding the Fourth Proportional to 79,751,581.92, 110,054,462.12 and 43,989,439.89

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Solution

The fourth proportional to 79,751,581.92, 110,054,462.12 and 43,989,439.89 is: 60,703,926.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,751,581.92 : 110,054,462.12 = 43,989,439.89 : x
  2. Step 2: Convert to fraction form
    79,751,581.92/110,054,462.12 = 43,989,439.89/x
  3. Step 3: Cross multiply
    79,751,581.92x = 110,054,462.12 × 43,989,439.89
  4. Step 4: Simplify right side
    79,751,581.92x = 4,841,234,146,439,132
  5. Step 5: Solve for x
    x = 4,841,234,146,439,132/79,751,581.92
  6. Step 6: Final answer
    x = 60,703,926.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.