Home / 73,032,192,003.80-109,548,288,005.70-68,098,152,042.20

Finding the Fourth Proportional to 73,032,192,003.80, 109,548,288,005.70 and 68,098,152,042.20

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Solution

The fourth proportional to 73,032,192,003.80, 109,548,288,005.70 and 68,098,152,042.20 is: 102,147,228,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,032,192,003.80 : 109,548,288,005.70 = 68,098,152,042.20 : x
  2. Step 2: Convert to fraction form
    73,032,192,003.80/109,548,288,005.70 = 68,098,152,042.20/x
  3. Step 3: Cross multiply
    73,032,192,003.80x = 109,548,288,005.70 × 68,098,152,042.20
  4. Step 4: Simplify right side
    73,032,192,003.80x = 7,460,035,972,574,872,600,576
  5. Step 5: Solve for x
    x = 7,460,035,972,574,872,600,576/73,032,192,003.80
  6. Step 6: Final answer
    x = 102,147,228,063.30

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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.