Home / 277,354,322.64-382,741,639.56-158,274,780.57

Finding the Fourth Proportional to 277,354,322.64, 382,741,639.56 and 158,274,780.57

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Solution

The fourth proportional to 277,354,322.64, 382,741,639.56 and 158,274,780.57 is: 218,415,016.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,354,322.64 : 382,741,639.56 = 158,274,780.57 : x
  2. Step 2: Convert to fraction form
    277,354,322.64/382,741,639.56 = 158,274,780.57/x
  3. Step 3: Cross multiply
    277,354,322.64x = 382,741,639.56 × 158,274,780.57
  4. Step 4: Simplify right side
    277,354,322.64x = 60,578,349,016,361,032
  5. Step 5: Solve for x
    x = 60,578,349,016,361,032/277,354,322.64
  6. Step 6: Final answer
    x = 218,415,016.72

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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.