Home / 96,919,964.80-145,256,452.80-51,503,516.80

Finding the Fourth Proportional to 96,919,964.80, 145,256,452.80 and 51,503,516.80

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Solution

The fourth proportional to 96,919,964.80, 145,256,452.80 and 51,503,516.80 is: 77,189,649.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,919,964.80 : 145,256,452.80 = 51,503,516.80 : x
  2. Step 2: Convert to fraction form
    96,919,964.80/145,256,452.80 = 51,503,516.80/x
  3. Step 3: Cross multiply
    96,919,964.80x = 145,256,452.80 × 51,503,516.80
  4. Step 4: Simplify right side
    96,919,964.80x = 7,481,218,157,093,207
  5. Step 5: Solve for x
    x = 7,481,218,157,093,207/96,919,964.80
  6. Step 6: Final answer
    x = 77,189,649.96

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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.