Home / 111,893,755.46-153,294,991.79-107,700,007.82

Finding the Fourth Proportional to 111,893,755.46, 153,294,991.79 and 107,700,007.82

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Solution

The fourth proportional to 111,893,755.46, 153,294,991.79 and 107,700,007.82 is: 147,549,537.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,893,755.46 : 153,294,991.79 = 107,700,007.82 : x
  2. Step 2: Convert to fraction form
    111,893,755.46/153,294,991.79 = 107,700,007.82/x
  3. Step 3: Cross multiply
    111,893,755.46x = 153,294,991.79 × 107,700,007.82
  4. Step 4: Simplify right side
    111,893,755.46x = 16,509,871,813,244,860
  5. Step 5: Solve for x
    x = 16,509,871,813,244,860/111,893,755.46
  6. Step 6: Final answer
    x = 147,549,537.02

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.