Home / 413,057,496.98-619,631,636.66-136,608,012.38

Finding the Fourth Proportional to 413,057,496.98, 619,631,636.66 and 136,608,012.38

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Solution

The fourth proportional to 413,057,496.98, 619,631,636.66 and 136,608,012.38 is: 204,927,030.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,057,496.98 : 619,631,636.66 = 136,608,012.38 : x
  2. Step 2: Convert to fraction form
    413,057,496.98/619,631,636.66 = 136,608,012.38/x
  3. Step 3: Cross multiply
    413,057,496.98x = 619,631,636.66 × 136,608,012.38
  4. Step 4: Simplify right side
    413,057,496.98x = 84,646,646,291,888,928
  5. Step 5: Solve for x
    x = 84,646,646,291,888,928/413,057,496.98
  6. Step 6: Final answer
    x = 204,927,030.52

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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.