Home / 87,216,219.18-120,352,959.44-48,055,804.47

Finding the Fourth Proportional to 87,216,219.18, 120,352,959.44 and 48,055,804.47

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Solution

The fourth proportional to 87,216,219.18, 120,352,959.44 and 48,055,804.47 is: 66,314,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,216,219.18 : 120,352,959.44 = 48,055,804.47 : x
  2. Step 2: Convert to fraction form
    87,216,219.18/120,352,959.44 = 48,055,804.47/x
  3. Step 3: Cross multiply
    87,216,219.18x = 120,352,959.44 × 48,055,804.47
  4. Step 4: Simplify right side
    87,216,219.18x = 5,783,658,286,234,480
  5. Step 5: Solve for x
    x = 5,783,658,286,234,480/87,216,219.18
  6. Step 6: Final answer
    x = 66,314,022.10

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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.