Home / 206,596,194.30-309,894,291.45-181,653,896.70

Finding the Fourth Proportional to 206,596,194.30, 309,894,291.45 and 181,653,896.70

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Solution

The fourth proportional to 206,596,194.30, 309,894,291.45 and 181,653,896.70 is: 272,480,845.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,596,194.30 : 309,894,291.45 = 181,653,896.70 : x
  2. Step 2: Convert to fraction form
    206,596,194.30/309,894,291.45 = 181,653,896.70/x
  3. Step 3: Cross multiply
    206,596,194.30x = 309,894,291.45 × 181,653,896.70
  4. Step 4: Simplify right side
    206,596,194.30x = 56,293,505,606,977,984
  5. Step 5: Solve for x
    x = 56,293,505,606,977,984/206,596,194.30
  6. Step 6: Final answer
    x = 272,480,845.05

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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.