Home / 161,960,646-223,505,691.48-88,621,788

Finding the Fourth Proportional to 161,960,646, 223,505,691.48 and 88,621,788

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Solution

The fourth proportional to 161,960,646, 223,505,691.48 and 88,621,788 is: 122,298,067.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,960,646 : 223,505,691.48 = 88,621,788 : x
  2. Step 2: Convert to fraction form
    161,960,646/223,505,691.48 = 88,621,788/x
  3. Step 3: Cross multiply
    161,960,646x = 223,505,691.48 × 88,621,788
  4. Step 4: Simplify right side
    161,960,646x = 19,807,474,007,133,964
  5. Step 5: Solve for x
    x = 19,807,474,007,133,964/161,960,646
  6. Step 6: Final answer
    x = 122,298,067.44

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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.