Home / 482,058,285.29-665,247,722.75-270,412,031.78

Finding the Fourth Proportional to 482,058,285.29, 665,247,722.75 and 270,412,031.78

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Solution

The fourth proportional to 482,058,285.29, 665,247,722.75 and 270,412,031.78 is: 373,172,692.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,058,285.29 : 665,247,722.75 = 270,412,031.78 : x
  2. Step 2: Convert to fraction form
    482,058,285.29/665,247,722.75 = 270,412,031.78/x
  3. Step 3: Cross multiply
    482,058,285.29x = 665,247,722.75 × 270,412,031.78
  4. Step 4: Simplify right side
    482,058,285.29x = 179,890,988,344,676,064
  5. Step 5: Solve for x
    x = 179,890,988,344,676,064/482,058,285.29
  6. Step 6: Final answer
    x = 373,172,692.67

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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.