Home / 55,209,512-76,188,785.55-30,091,592.83

Finding the Fourth Proportional to 55,209,512, 76,188,785.55 and 30,091,592.83

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Solution

The fourth proportional to 55,209,512, 76,188,785.55 and 30,091,592.83 is: 41,526,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,209,512 : 76,188,785.55 = 30,091,592.83 : x
  2. Step 2: Convert to fraction form
    55,209,512/76,188,785.55 = 30,091,592.83/x
  3. Step 3: Cross multiply
    55,209,512x = 76,188,785.55 × 30,091,592.83
  4. Step 4: Simplify right side
    55,209,512x = 2,292,641,912,982,787.50
  5. Step 5: Solve for x
    x = 2,292,641,912,982,787.50/55,209,512
  6. Step 6: Final answer
    x = 41,526,212.24

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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.