Home / 85,680,220.28-118,238,843.97-46,522,072.76

Finding the Fourth Proportional to 85,680,220.28, 118,238,843.97 and 46,522,072.76

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Solution

The fourth proportional to 85,680,220.28, 118,238,843.97 and 46,522,072.76 is: 64,200,536.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,680,220.28 : 118,238,843.97 = 46,522,072.76 : x
  2. Step 2: Convert to fraction form
    85,680,220.28/118,238,843.97 = 46,522,072.76/x
  3. Step 3: Cross multiply
    85,680,220.28x = 118,238,843.97 × 46,522,072.76
  4. Step 4: Simplify right side
    85,680,220.28x = 5,500,716,101,639,433
  5. Step 5: Solve for x
    x = 5,500,716,101,639,433/85,680,220.28
  6. Step 6: Final answer
    x = 64,200,536.41

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1.5x scale

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.