Home / 675,612,389.73-1,013,222,837.15-202,892,361.60

Finding the Fourth Proportional to 675,612,389.73, 1,013,222,837.15 and 202,892,361.60

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Solution

The fourth proportional to 675,612,389.73, 1,013,222,837.15 and 202,892,361.60 is: 304,279,757.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,612,389.73 : 1,013,222,837.15 = 202,892,361.60 : x
  2. Step 2: Convert to fraction form
    675,612,389.73/1,013,222,837.15 = 202,892,361.60/x
  3. Step 3: Cross multiply
    675,612,389.73x = 1,013,222,837.15 × 202,892,361.60
  4. Step 4: Simplify right side
    675,612,389.73x = 205,575,174,259,971,808
  5. Step 5: Solve for x
    x = 205,575,174,259,971,808/675,612,389.73
  6. Step 6: Final answer
    x = 304,279,757.72

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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.