Home / 57,956,171.40-86,934,257.10-57,105,865.80

Finding the Fourth Proportional to 57,956,171.40, 86,934,257.10 and 57,105,865.80

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Solution

The fourth proportional to 57,956,171.40, 86,934,257.10 and 57,105,865.80 is: 85,658,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,956,171.40 : 86,934,257.10 = 57,105,865.80 : x
  2. Step 2: Convert to fraction form
    57,956,171.40/86,934,257.10 = 57,105,865.80/x
  3. Step 3: Cross multiply
    57,956,171.40x = 86,934,257.10 × 57,105,865.80
  4. Step 4: Simplify right side
    57,956,171.40x = 4,964,456,019,375,297
  5. Step 5: Solve for x
    x = 4,964,456,019,375,297/57,956,171.40
  6. Step 6: Final answer
    x = 85,658,798.70

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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.