Home / 57,760,219.20-86,640,328.80-56,080,603.20

Finding the Fourth Proportional to 57,760,219.20, 86,640,328.80 and 56,080,603.20

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Solution

The fourth proportional to 57,760,219.20, 86,640,328.80 and 56,080,603.20 is: 84,120,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,760,219.20 : 86,640,328.80 = 56,080,603.20 : x
  2. Step 2: Convert to fraction form
    57,760,219.20/86,640,328.80 = 56,080,603.20/x
  3. Step 3: Cross multiply
    57,760,219.20x = 86,640,328.80 × 56,080,603.20
  4. Step 4: Simplify right side
    57,760,219.20x = 4,858,841,900,550,332
  5. Step 5: Solve for x
    x = 4,858,841,900,550,332/57,760,219.20
  6. Step 6: Final answer
    x = 84,120,904.80

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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.