Home / 299,413,673.20-448,637,620.20-169,635,343.60

Finding the Fourth Proportional to 299,413,673.20, 448,637,620.20 and 169,635,343.60

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Solution

The fourth proportional to 299,413,673.20, 448,637,620.20 and 169,635,343.60 is: 254,179,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,413,673.20 : 448,637,620.20 = 169,635,343.60 : x
  2. Step 2: Convert to fraction form
    299,413,673.20/448,637,620.20 = 169,635,343.60/x
  3. Step 3: Cross multiply
    299,413,673.20x = 448,637,620.20 × 169,635,343.60
  4. Step 4: Simplify right side
    299,413,673.20x = 76,104,796,854,513,296
  5. Step 5: Solve for x
    x = 76,104,796,854,513,296/299,413,673.20
  6. Step 6: Final answer
    x = 254,179,430.22

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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.