Home / 106,905,203.80-160,693,728.90-104,889,664.60

Finding the Fourth Proportional to 106,905,203.80, 160,693,728.90 and 104,889,664.60

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Solution

The fourth proportional to 106,905,203.80, 160,693,728.90 and 104,889,664.60 is: 157,664,086.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,905,203.80 : 160,693,728.90 = 104,889,664.60 : x
  2. Step 2: Convert to fraction form
    106,905,203.80/160,693,728.90 = 104,889,664.60/x
  3. Step 3: Cross multiply
    106,905,203.80x = 160,693,728.90 × 104,889,664.60
  4. Step 4: Simplify right side
    106,905,203.80x = 16,855,111,327,644,326
  5. Step 5: Solve for x
    x = 16,855,111,327,644,326/106,905,203.80
  6. Step 6: Final answer
    x = 157,664,086.77

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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.