Home / 412,683,542.84-569,503,269.96-227,040,572.72

Finding the Fourth Proportional to 412,683,542.84, 569,503,269.96 and 227,040,572.72

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Solution

The fourth proportional to 412,683,542.84, 569,503,269.96 and 227,040,572.72 is: 313,315,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,683,542.84 : 569,503,269.96 = 227,040,572.72 : x
  2. Step 2: Convert to fraction form
    412,683,542.84/569,503,269.96 = 227,040,572.72/x
  3. Step 3: Cross multiply
    412,683,542.84x = 569,503,269.96 × 227,040,572.72
  4. Step 4: Simplify right side
    412,683,542.84x = 129,300,348,577,631,184
  5. Step 5: Solve for x
    x = 129,300,348,577,631,184/412,683,542.84
  6. Step 6: Final answer
    x = 313,315,979.81

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Why These Related Problems?

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