Home / 1,988,254,458.54-2,982,380,112.63-534,231,882.54

Finding the Fourth Proportional to 1,988,254,458.54, 2,982,380,112.63 and 534,231,882.54

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Solution

The fourth proportional to 1,988,254,458.54, 2,982,380,112.63 and 534,231,882.54 is: 801,347,400.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,254,458.54 : 2,982,380,112.63 = 534,231,882.54 : x
  2. Step 2: Convert to fraction form
    1,988,254,458.54/2,982,380,112.63 = 534,231,882.54/x
  3. Step 3: Cross multiply
    1,988,254,458.54x = 2,982,380,112.63 × 534,231,882.54
  4. Step 4: Simplify right side
    1,988,254,458.54x = 1,593,282,542,020,182,272
  5. Step 5: Solve for x
    x = 1,593,282,542,020,182,272/1,988,254,458.54
  6. Step 6: Final answer
    x = 801,347,400.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.