Home / 190,663,562.48-285,612,511.79-161,392,054.64

Finding the Fourth Proportional to 190,663,562.48, 285,612,511.79 and 161,392,054.64

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Solution

The fourth proportional to 190,663,562.48, 285,612,511.79 and 161,392,054.64 is: 241,764,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,663,562.48 : 285,612,511.79 = 161,392,054.64 : x
  2. Step 2: Convert to fraction form
    190,663,562.48/285,612,511.79 = 161,392,054.64/x
  3. Step 3: Cross multiply
    190,663,562.48x = 285,612,511.79 × 161,392,054.64
  4. Step 4: Simplify right side
    190,663,562.48x = 46,095,590,107,654,744
  5. Step 5: Solve for x
    x = 46,095,590,107,654,744/190,663,562.48
  6. Step 6: Final answer
    x = 241,764,024.07

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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.