Home / 543,032,783.70-814,974,328.35-251,935,975.95

Finding the Fourth Proportional to 543,032,783.70, 814,974,328.35 and 251,935,975.95

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Solution

The fourth proportional to 543,032,783.70, 814,974,328.35 and 251,935,975.95 is: 378,101,210.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,032,783.70 : 814,974,328.35 = 251,935,975.95 : x
  2. Step 2: Convert to fraction form
    543,032,783.70/814,974,328.35 = 251,935,975.95/x
  3. Step 3: Cross multiply
    543,032,783.70x = 814,974,328.35 × 251,935,975.95
  4. Step 4: Simplify right side
    543,032,783.70x = 205,321,352,787,052,992
  5. Step 5: Solve for x
    x = 205,321,352,787,052,992/543,032,783.70
  6. Step 6: Final answer
    x = 378,101,210.37

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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.