Home / 151,973,169.55-209,723,153.34-82,358,550.44

Finding the Fourth Proportional to 151,973,169.55, 209,723,153.34 and 82,358,550.44

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Solution

The fourth proportional to 151,973,169.55, 209,723,153.34 and 82,358,550.44 is: 113,654,896.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,973,169.55 : 209,723,153.34 = 82,358,550.44 : x
  2. Step 2: Convert to fraction form
    151,973,169.55/209,723,153.34 = 82,358,550.44/x
  3. Step 3: Cross multiply
    151,973,169.55x = 209,723,153.34 × 82,358,550.44
  4. Step 4: Simplify right side
    151,973,169.55x = 17,272,494,902,788,244
  5. Step 5: Solve for x
    x = 17,272,494,902,788,244/151,973,169.55
  6. Step 6: Final answer
    x = 113,654,896.81

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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.