Home / 1,046,320,946.35-1,569,233,481.05-299,313,687.21

Finding the Fourth Proportional to 1,046,320,946.35, 1,569,233,481.05 and 299,313,687.21

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Solution

The fourth proportional to 1,046,320,946.35, 1,569,233,481.05 and 299,313,687.21 is: 448,899,604.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,320,946.35 : 1,569,233,481.05 = 299,313,687.21 : x
  2. Step 2: Convert to fraction form
    1,046,320,946.35/1,569,233,481.05 = 299,313,687.21/x
  3. Step 3: Cross multiply
    1,046,320,946.35x = 1,569,233,481.05 × 299,313,687.21
  4. Step 4: Simplify right side
    1,046,320,946.35x = 469,693,059,301,307,136
  5. Step 5: Solve for x
    x = 469,693,059,301,307,136/1,046,320,946.35
  6. Step 6: Final answer
    x = 448,899,604.79

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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.