Home / 92,883,738.08-128,171,977.45-54,686,837.85

Finding the Fourth Proportional to 92,883,738.08, 128,171,977.45 and 54,686,837.85

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Solution

The fourth proportional to 92,883,738.08, 128,171,977.45 and 54,686,837.85 is: 75,463,372.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,883,738.08 : 128,171,977.45 = 54,686,837.85 : x
  2. Step 2: Convert to fraction form
    92,883,738.08/128,171,977.45 = 54,686,837.85/x
  3. Step 3: Cross multiply
    92,883,738.08x = 128,171,977.45 × 54,686,837.85
  4. Step 4: Simplify right side
    92,883,738.08x = 7,009,320,147,722,007
  5. Step 5: Solve for x
    x = 7,009,320,147,722,007/92,883,738.08
  6. Step 6: Final answer
    x = 75,463,372.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.