Home / 299,217,287.13-448,436,623.47-121,747,606.22

Finding the Fourth Proportional to 299,217,287.13, 448,436,623.47 and 121,747,606.22

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Solution

The fourth proportional to 299,217,287.13, 448,436,623.47 and 121,747,606.22 is: 182,463,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,217,287.13 : 448,436,623.47 = 121,747,606.22 : x
  2. Step 2: Convert to fraction form
    299,217,287.13/448,436,623.47 = 121,747,606.22/x
  3. Step 3: Cross multiply
    299,217,287.13x = 448,436,623.47 × 121,747,606.22
  4. Step 4: Simplify right side
    299,217,287.13x = 54,596,085,446,609,792
  5. Step 5: Solve for x
    x = 54,596,085,446,609,792/299,217,287.13
  6. Step 6: Final answer
    x = 182,463,005.30

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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.