Home / 164,437,908.80-246,576,150.48-81,343,654.61

Finding the Fourth Proportional to 164,437,908.80, 246,576,150.48 and 81,343,654.61

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Solution

The fourth proportional to 164,437,908.80, 246,576,150.48 and 81,343,654.61 is: 121,975,555.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,437,908.80 : 246,576,150.48 = 81,343,654.61 : x
  2. Step 2: Convert to fraction form
    164,437,908.80/246,576,150.48 = 81,343,654.61/x
  3. Step 3: Cross multiply
    164,437,908.80x = 246,576,150.48 × 81,343,654.61
  4. Step 4: Simplify right side
    164,437,908.80x = 20,057,405,218,475,624
  5. Step 5: Solve for x
    x = 20,057,405,218,475,624/164,437,908.80
  6. Step 6: Final answer
    x = 121,975,555.18

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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.