Home / 58,109,840.49-80,197,244.10-43,399,968.80

Finding the Fourth Proportional to 58,109,840.49, 80,197,244.10 and 43,399,968.80

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Solution

The fourth proportional to 58,109,840.49, 80,197,244.10 and 43,399,968.80 is: 59,896,187.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,109,840.49 : 80,197,244.10 = 43,399,968.80 : x
  2. Step 2: Convert to fraction form
    58,109,840.49/80,197,244.10 = 43,399,968.80/x
  3. Step 3: Cross multiply
    58,109,840.49x = 80,197,244.10 × 43,399,968.80
  4. Step 4: Simplify right side
    58,109,840.49x = 3,480,557,891,836,187.50
  5. Step 5: Solve for x
    x = 3,480,557,891,836,187.50/58,109,840.49
  6. Step 6: Final answer
    x = 59,896,187.33

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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.