Home / 74,129,611.89-111,116,019.38-27,413,080.14

Finding the Fourth Proportional to 74,129,611.89, 111,116,019.38 and 27,413,080.14

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Solution

The fourth proportional to 74,129,611.89, 111,116,019.38 and 27,413,080.14 is: 41,090,628.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,129,611.89 : 111,116,019.38 = 27,413,080.14 : x
  2. Step 2: Convert to fraction form
    74,129,611.89/111,116,019.38 = 27,413,080.14/x
  3. Step 3: Cross multiply
    74,129,611.89x = 111,116,019.38 × 27,413,080.14
  4. Step 4: Simplify right side
    74,129,611.89x = 3,046,032,343,987,580.50
  5. Step 5: Solve for x
    x = 3,046,032,343,987,580.50/74,129,611.89
  6. Step 6: Final answer
    x = 41,090,628.51

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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.