Home / 124,659,950.94-172,027,729.26-68,142,184.74

Finding the Fourth Proportional to 124,659,950.94, 172,027,729.26 and 68,142,184.74

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Solution

The fourth proportional to 124,659,950.94, 172,027,729.26 and 68,142,184.74 is: 94,034,573.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,659,950.94 : 172,027,729.26 = 68,142,184.74 : x
  2. Step 2: Convert to fraction form
    124,659,950.94/172,027,729.26 = 68,142,184.74/x
  3. Step 3: Cross multiply
    124,659,950.94x = 172,027,729.26 × 68,142,184.74
  4. Step 4: Simplify right side
    124,659,950.94x = 11,722,345,307,637,622
  5. Step 5: Solve for x
    x = 11,722,345,307,637,622/124,659,950.94
  6. Step 6: Final answer
    x = 94,034,573.41

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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.