Home / 107,586,467.42-161,379,164.40-42,014,267.58

Finding the Fourth Proportional to 107,586,467.42, 161,379,164.40 and 42,014,267.58

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Solution

The fourth proportional to 107,586,467.42, 161,379,164.40 and 42,014,267.58 is: 63,021,191.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,586,467.42 : 161,379,164.40 = 42,014,267.58 : x
  2. Step 2: Convert to fraction form
    107,586,467.42/161,379,164.40 = 42,014,267.58/x
  3. Step 3: Cross multiply
    107,586,467.42x = 161,379,164.40 × 42,014,267.58
  4. Step 4: Simplify right side
    107,586,467.42x = 6,780,227,394,728,339
  5. Step 5: Solve for x
    x = 6,780,227,394,728,339/107,586,467.42
  6. Step 6: Final answer
    x = 63,021,191.77

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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.