Home / 206,326,175.41-285,138,647.46-169,097,736.91

Finding the Fourth Proportional to 206,326,175.41, 285,138,647.46 and 169,097,736.91

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Solution

The fourth proportional to 206,326,175.41, 285,138,647.46 and 169,097,736.91 is: 233,689,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,326,175.41 : 285,138,647.46 = 169,097,736.91 : x
  2. Step 2: Convert to fraction form
    206,326,175.41/285,138,647.46 = 169,097,736.91/x
  3. Step 3: Cross multiply
    206,326,175.41x = 285,138,647.46 × 169,097,736.91
  4. Step 4: Simplify right side
    206,326,175.41x = 48,216,299,991,064,312
  5. Step 5: Solve for x
    x = 48,216,299,991,064,312/206,326,175.41
  6. Step 6: Final answer
    x = 233,689,690.10

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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.