Home / 352,271,181.60-528,406,772.40-222,174,424.80

Finding the Fourth Proportional to 352,271,181.60, 528,406,772.40 and 222,174,424.80

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Solution

The fourth proportional to 352,271,181.60, 528,406,772.40 and 222,174,424.80 is: 333,261,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,271,181.60 : 528,406,772.40 = 222,174,424.80 : x
  2. Step 2: Convert to fraction form
    352,271,181.60/528,406,772.40 = 222,174,424.80/x
  3. Step 3: Cross multiply
    352,271,181.60x = 528,406,772.40 × 222,174,424.80
  4. Step 4: Simplify right side
    352,271,181.60x = 117,398,470,718,394,512
  5. Step 5: Solve for x
    x = 117,398,470,718,394,512/352,271,181.60
  6. Step 6: Final answer
    x = 333,261,637.20

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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.