Home / 92,352,662.40-138,437,625.60-43,745,080.80

Finding the Fourth Proportional to 92,352,662.40, 138,437,625.60 and 43,745,080.80

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Solution

The fourth proportional to 92,352,662.40, 138,437,625.60 and 43,745,080.80 is: 65,574,342.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,352,662.40 : 138,437,625.60 = 43,745,080.80 : x
  2. Step 2: Convert to fraction form
    92,352,662.40/138,437,625.60 = 43,745,080.80/x
  3. Step 3: Cross multiply
    92,352,662.40x = 138,437,625.60 × 43,745,080.80
  4. Step 4: Simplify right side
    92,352,662.40x = 6,055,965,117,632,148
  5. Step 5: Solve for x
    x = 6,055,965,117,632,148/92,352,662.40
  6. Step 6: Final answer
    x = 65,574,342.53

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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.