Home / 166,968,908.33-250,455,290.72-50,385,274.40

Finding the Fourth Proportional to 166,968,908.33, 250,455,290.72 and 50,385,274.40

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Solution

The fourth proportional to 166,968,908.33, 250,455,290.72 and 50,385,274.40 is: 75,578,493.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,968,908.33 : 250,455,290.72 = 50,385,274.40 : x
  2. Step 2: Convert to fraction form
    166,968,908.33/250,455,290.72 = 50,385,274.40/x
  3. Step 3: Cross multiply
    166,968,908.33x = 250,455,290.72 × 50,385,274.40
  4. Step 4: Simplify right side
    166,968,908.33x = 12,619,258,547,858,974
  5. Step 5: Solve for x
    x = 12,619,258,547,858,974/166,968,908.33
  6. Step 6: Final answer
    x = 75,578,493.47

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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.