Home / 82,678,127.32-114,094,910.22-45,507,612.88

Finding the Fourth Proportional to 82,678,127.32, 114,094,910.22 and 45,507,612.88

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Solution

The fourth proportional to 82,678,127.32, 114,094,910.22 and 45,507,612.88 is: 62,800,007.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,678,127.32 : 114,094,910.22 = 45,507,612.88 : x
  2. Step 2: Convert to fraction form
    82,678,127.32/114,094,910.22 = 45,507,612.88/x
  3. Step 3: Cross multiply
    82,678,127.32x = 114,094,910.22 × 45,507,612.88
  4. Step 4: Simplify right side
    82,678,127.32x = 5,192,187,005,299,641
  5. Step 5: Solve for x
    x = 5,192,187,005,299,641/82,678,127.32
  6. Step 6: Final answer
    x = 62,800,007.38

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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.