Home / 57,956,186.40-86,934,279.60-57,105,880.80

Finding the Fourth Proportional to 57,956,186.40, 86,934,279.60 and 57,105,880.80

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Solution

The fourth proportional to 57,956,186.40, 86,934,279.60 and 57,105,880.80 is: 85,658,821.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,956,186.40 : 86,934,279.60 = 57,105,880.80 : x
  2. Step 2: Convert to fraction form
    57,956,186.40/86,934,279.60 = 57,105,880.80/x
  3. Step 3: Cross multiply
    57,956,186.40x = 86,934,279.60 × 57,105,880.80
  4. Step 4: Simplify right side
    57,956,186.40x = 4,964,458,608,271,471
  5. Step 5: Solve for x
    x = 4,964,458,608,271,471/57,956,186.40
  6. Step 6: Final answer
    x = 85,658,821.20

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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.