Home / 57,760,235.20-86,640,352.80-56,080,619.20

Finding the Fourth Proportional to 57,760,235.20, 86,640,352.80 and 56,080,619.20

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Solution

The fourth proportional to 57,760,235.20, 86,640,352.80 and 56,080,619.20 is: 84,120,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,760,235.20 : 86,640,352.80 = 56,080,619.20 : x
  2. Step 2: Convert to fraction form
    57,760,235.20/86,640,352.80 = 56,080,619.20/x
  3. Step 3: Cross multiply
    57,760,235.20x = 86,640,352.80 × 56,080,619.20
  4. Step 4: Simplify right side
    57,760,235.20x = 4,858,844,632,730,454
  5. Step 5: Solve for x
    x = 4,858,844,632,730,454/57,760,235.20
  6. Step 6: Final answer
    x = 84,120,928.80

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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.