Home / 351,783,907.25-485,519,988.11-195,201,459.59

Finding the Fourth Proportional to 351,783,907.25, 485,519,988.11 and 195,201,459.59

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Solution

The fourth proportional to 351,783,907.25, 485,519,988.11 and 195,201,459.59 is: 269,410,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,783,907.25 : 485,519,988.11 = 195,201,459.59 : x
  2. Step 2: Convert to fraction form
    351,783,907.25/485,519,988.11 = 195,201,459.59/x
  3. Step 3: Cross multiply
    351,783,907.25x = 485,519,988.11 × 195,201,459.59
  4. Step 4: Simplify right side
    351,783,907.25x = 94,774,210,335,787,840
  5. Step 5: Solve for x
    x = 94,774,210,335,787,840/351,783,907.25
  6. Step 6: Final answer
    x = 269,410,306.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.