Home / 206,331,667.29-284,739,550.20-112,247,864.37

Finding the Fourth Proportional to 206,331,667.29, 284,739,550.20 and 112,247,864.37

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Solution

The fourth proportional to 206,331,667.29, 284,739,550.20 and 112,247,864.37 is: 154,903,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,331,667.29 : 284,739,550.20 = 112,247,864.37 : x
  2. Step 2: Convert to fraction form
    206,331,667.29/284,739,550.20 = 112,247,864.37/x
  3. Step 3: Cross multiply
    206,331,667.29x = 284,739,550.20 × 112,247,864.37
  4. Step 4: Simplify right side
    206,331,667.29x = 31,961,406,411,624,408
  5. Step 5: Solve for x
    x = 31,961,406,411,624,408/206,331,667.29
  6. Step 6: Final answer
    x = 154,903,058.90

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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.