Home / 406,401,109.43-560,848,947.75-227,788,299

Finding the Fourth Proportional to 406,401,109.43, 560,848,947.75 and 227,788,299

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Solution

The fourth proportional to 406,401,109.43, 560,848,947.75 and 227,788,299 is: 314,356,493.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,401,109.43 : 560,848,947.75 = 227,788,299 : x
  2. Step 2: Convert to fraction form
    406,401,109.43/560,848,947.75 = 227,788,299/x
  3. Step 3: Cross multiply
    406,401,109.43x = 560,848,947.75 × 227,788,299
  4. Step 4: Simplify right side
    406,401,109.43x = 127,754,827,803,912,384
  5. Step 5: Solve for x
    x = 127,754,827,803,912,384/406,401,109.43
  6. Step 6: Final answer
    x = 314,356,493.72

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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.