Home / 928,231,601.76-1,280,983,839.57-510,554,847.42

Finding the Fourth Proportional to 928,231,601.76, 1,280,983,839.57 and 510,554,847.42

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Solution

The fourth proportional to 928,231,601.76, 1,280,983,839.57 and 510,554,847.42 is: 704,579,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,231,601.76 : 1,280,983,839.57 = 510,554,847.42 : x
  2. Step 2: Convert to fraction form
    928,231,601.76/1,280,983,839.57 = 510,554,847.42/x
  3. Step 3: Cross multiply
    928,231,601.76x = 1,280,983,839.57 × 510,554,847.42
  4. Step 4: Simplify right side
    928,231,601.76x = 654,012,508,759,147,136
  5. Step 5: Solve for x
    x = 654,012,508,759,147,136/928,231,601.76
  6. Step 6: Final answer
    x = 704,579,016.18

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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.