Home / 96,919,972.80-145,256,464.80-51,503,524.80

Finding the Fourth Proportional to 96,919,972.80, 145,256,464.80 and 51,503,524.80

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Solution

The fourth proportional to 96,919,972.80, 145,256,464.80 and 51,503,524.80 is: 77,189,661.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,919,972.80 : 145,256,464.80 = 51,503,524.80 : x
  2. Step 2: Convert to fraction form
    96,919,972.80/145,256,464.80 = 51,503,524.80/x
  3. Step 3: Cross multiply
    96,919,972.80x = 145,256,464.80 × 51,503,524.80
  4. Step 4: Simplify right side
    96,919,972.80x = 7,481,219,937,187,127
  5. Step 5: Solve for x
    x = 7,481,219,937,187,127/96,919,972.80
  6. Step 6: Final answer
    x = 77,189,661.96

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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.