Home / 319,139,495.57-440,393,523.68-185,167,033.16

Finding the Fourth Proportional to 319,139,495.57, 440,393,523.68 and 185,167,033.16

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Solution

The fourth proportional to 319,139,495.57, 440,393,523.68 and 185,167,033.16 is: 255,519,493.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,139,495.57 : 440,393,523.68 = 185,167,033.16 : x
  2. Step 2: Convert to fraction form
    319,139,495.57/440,393,523.68 = 185,167,033.16/x
  3. Step 3: Cross multiply
    319,139,495.57x = 440,393,523.68 × 185,167,033.16
  4. Step 4: Simplify right side
    319,139,495.57x = 81,546,362,200,964,752
  5. Step 5: Solve for x
    x = 81,546,362,200,964,752/319,139,495.57
  6. Step 6: Final answer
    x = 255,519,493.30

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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.