Home / 432,412,756.11-649,653,891.50-277,270,522.77

Finding the Fourth Proportional to 432,412,756.11, 649,653,891.50 and 277,270,522.77

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Solution

The fourth proportional to 432,412,756.11, 649,653,891.50 and 277,270,522.77 is: 416,569,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,412,756.11 : 649,653,891.50 = 277,270,522.77 : x
  2. Step 2: Convert to fraction form
    432,412,756.11/649,653,891.50 = 277,270,522.77/x
  3. Step 3: Cross multiply
    432,412,756.11x = 649,653,891.50 × 277,270,522.77
  4. Step 4: Simplify right side
    432,412,756.11x = 180,129,874,116,700,800
  5. Step 5: Solve for x
    x = 180,129,874,116,700,800/432,412,756.11
  6. Step 6: Final answer
    x = 416,569,288.42

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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.