Home / 541,014,399.08-812,046,368.62-261,092,306.64

Finding the Fourth Proportional to 541,014,399.08, 812,046,368.62 and 261,092,306.64

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Solution

The fourth proportional to 541,014,399.08, 812,046,368.62 and 261,092,306.64 is: 391,891,712.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,014,399.08 : 812,046,368.62 = 261,092,306.64 : x
  2. Step 2: Convert to fraction form
    541,014,399.08/812,046,368.62 = 261,092,306.64/x
  3. Step 3: Cross multiply
    541,014,399.08x = 812,046,368.62 × 261,092,306.64
  4. Step 4: Simplify right side
    541,014,399.08x = 212,019,059,481,631,488
  5. Step 5: Solve for x
    x = 212,019,059,481,631,488/541,014,399.08
  6. Step 6: Final answer
    x = 391,891,712.76

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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.