Home / 410,544,245.76-616,018,700.16-192,209,372.16

Finding the Fourth Proportional to 410,544,245.76, 616,018,700.16 and 192,209,372.16

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Solution

The fourth proportional to 410,544,245.76, 616,018,700.16 and 192,209,372.16 is: 288,408,786.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,544,245.76 : 616,018,700.16 = 192,209,372.16 : x
  2. Step 2: Convert to fraction form
    410,544,245.76/616,018,700.16 = 192,209,372.16/x
  3. Step 3: Cross multiply
    410,544,245.76x = 616,018,700.16 × 192,209,372.16
  4. Step 4: Simplify right side
    410,544,245.76x = 118,404,567,596,572,880
  5. Step 5: Solve for x
    x = 118,404,567,596,572,880/410,544,245.76
  6. Step 6: Final answer
    x = 288,408,786.19

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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.