Home / 66,781,080.93-100,027,648.74-45,096,441.33

Finding the Fourth Proportional to 66,781,080.93, 100,027,648.74 and 45,096,441.33

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Solution

The fourth proportional to 66,781,080.93, 100,027,648.74 and 45,096,441.33 is: 67,547,439.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,781,080.93 : 100,027,648.74 = 45,096,441.33 : x
  2. Step 2: Convert to fraction form
    66,781,080.93/100,027,648.74 = 45,096,441.33/x
  3. Step 3: Cross multiply
    66,781,080.93x = 100,027,648.74 × 45,096,441.33
  4. Step 4: Simplify right side
    66,781,080.93x = 4,510,890,992,781,258
  5. Step 5: Solve for x
    x = 4,510,890,992,781,258/66,781,080.93
  6. Step 6: Final answer
    x = 67,547,439.03

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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.