Home / 255,137,943.47-382,855,448.82-107,576,250.11

Finding the Fourth Proportional to 255,137,943.47, 382,855,448.82 and 107,576,250.11

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Solution

The fourth proportional to 255,137,943.47, 382,855,448.82 and 107,576,250.11 is: 161,427,002.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,137,943.47 : 382,855,448.82 = 107,576,250.11 : x
  2. Step 2: Convert to fraction form
    255,137,943.47/382,855,448.82 = 107,576,250.11/x
  3. Step 3: Cross multiply
    255,137,943.47x = 382,855,448.82 × 107,576,250.11
  4. Step 4: Simplify right side
    255,137,943.47x = 41,186,153,516,322,344
  5. Step 5: Solve for x
    x = 41,186,153,516,322,344/255,137,943.47
  6. Step 6: Final answer
    x = 161,427,002.81

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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.