Home / 161,672,556.81-242,505,333.74-45,084,801.96

Finding the Fourth Proportional to 161,672,556.81, 242,505,333.74 and 45,084,801.96

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Solution

The fourth proportional to 161,672,556.81, 242,505,333.74 and 45,084,801.96 is: 67,626,226.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,672,556.81 : 242,505,333.74 = 45,084,801.96 : x
  2. Step 2: Convert to fraction form
    161,672,556.81/242,505,333.74 = 45,084,801.96/x
  3. Step 3: Cross multiply
    161,672,556.81x = 242,505,333.74 × 45,084,801.96
  4. Step 4: Simplify right side
    161,672,556.81x = 10,933,304,945,686,182
  5. Step 5: Solve for x
    x = 10,933,304,945,686,182/161,672,556.81
  6. Step 6: Final answer
    x = 67,626,226.50

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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.