Home / 82,654,666.82-114,064,489.50-45,489,226.22

Finding the Fourth Proportional to 82,654,666.82, 114,064,489.50 and 45,489,226.22

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Solution

The fourth proportional to 82,654,666.82, 114,064,489.50 and 45,489,226.22 is: 62,775,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,654,666.82 : 114,064,489.50 = 45,489,226.22 : x
  2. Step 2: Convert to fraction form
    82,654,666.82/114,064,489.50 = 45,489,226.22/x
  3. Step 3: Cross multiply
    82,654,666.82x = 114,064,489.50 × 45,489,226.22
  4. Step 4: Simplify right side
    82,654,666.82x = 5,188,705,366,534,315
  5. Step 5: Solve for x
    x = 5,188,705,366,534,315/82,654,666.82
  6. Step 6: Final answer
    x = 62,775,709.66

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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.