Home / 376,256,324.70-519,241,952.75-206,712,747.32

Finding the Fourth Proportional to 376,256,324.70, 519,241,952.75 and 206,712,747.32

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Solution

The fourth proportional to 376,256,324.70, 519,241,952.75 and 206,712,747.32 is: 285,268,109.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,256,324.70 : 519,241,952.75 = 206,712,747.32 : x
  2. Step 2: Convert to fraction form
    376,256,324.70/519,241,952.75 = 206,712,747.32/x
  3. Step 3: Cross multiply
    376,256,324.70x = 519,241,952.75 × 206,712,747.32
  4. Step 4: Simplify right side
    376,256,324.70x = 107,333,930,573,124,352
  5. Step 5: Solve for x
    x = 107,333,930,573,124,352/376,256,324.70
  6. Step 6: Final answer
    x = 285,268,109.87

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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.