Home / 523,633,560-785,563,719.84-200,517,443.52

Finding the Fourth Proportional to 523,633,560, 785,563,719.84 and 200,517,443.52

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Solution

The fourth proportional to 523,633,560, 785,563,719.84 and 200,517,443.52 is: 300,819,582.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,633,560 : 785,563,719.84 = 200,517,443.52 : x
  2. Step 2: Convert to fraction form
    523,633,560/785,563,719.84 = 200,517,443.52/x
  3. Step 3: Cross multiply
    523,633,560x = 785,563,719.84 × 200,517,443.52
  4. Step 4: Simplify right side
    523,633,560x = 157,519,228,824,378,304
  5. Step 5: Solve for x
    x = 157,519,228,824,378,304/523,633,560
  6. Step 6: Final answer
    x = 300,819,582.35

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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.