Home / 413,057,500.98-619,631,642.66-136,608,016.38

Finding the Fourth Proportional to 413,057,500.98, 619,631,642.66 and 136,608,016.38

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Solution

The fourth proportional to 413,057,500.98, 619,631,642.66 and 136,608,016.38 is: 204,927,036.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,057,500.98 : 619,631,642.66 = 136,608,016.38 : x
  2. Step 2: Convert to fraction form
    413,057,500.98/619,631,642.66 = 136,608,016.38/x
  3. Step 3: Cross multiply
    413,057,500.98x = 619,631,642.66 × 136,608,016.38
  4. Step 4: Simplify right side
    413,057,500.98x = 84,646,649,590,063,584
  5. Step 5: Solve for x
    x = 84,646,649,590,063,584/413,057,500.98
  6. Step 6: Final answer
    x = 204,927,036.52

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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.