Home / 432,412,751.42-649,653,884.49-277,270,518.16

Finding the Fourth Proportional to 432,412,751.42, 649,653,884.49 and 277,270,518.16

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Solution

The fourth proportional to 432,412,751.42, 649,653,884.49 and 277,270,518.16 is: 416,569,281.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,412,751.42 : 649,653,884.49 = 277,270,518.16 : x
  2. Step 2: Convert to fraction form
    432,412,751.42/649,653,884.49 = 277,270,518.16/x
  3. Step 3: Cross multiply
    432,412,751.42x = 649,653,884.49 × 277,270,518.16
  4. Step 4: Simplify right side
    432,412,751.42x = 180,129,869,177,199,104
  5. Step 5: Solve for x
    x = 180,129,869,177,199,104/432,412,751.42
  6. Step 6: Final answer
    x = 416,569,281.52

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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.