Home / 75,728,469.35-104,487,488.58-45,958,457.56

Finding the Fourth Proportional to 75,728,469.35, 104,487,488.58 and 45,958,457.56

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Solution

The fourth proportional to 75,728,469.35, 104,487,488.58 and 45,958,457.56 is: 63,411,869.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,728,469.35 : 104,487,488.58 = 45,958,457.56 : x
  2. Step 2: Convert to fraction form
    75,728,469.35/104,487,488.58 = 45,958,457.56/x
  3. Step 3: Cross multiply
    75,728,469.35x = 104,487,488.58 × 45,958,457.56
  4. Step 4: Simplify right side
    75,728,469.35x = 4,802,083,809,303,208
  5. Step 5: Solve for x
    x = 4,802,083,809,303,208/75,728,469.35
  6. Step 6: Final answer
    x = 63,411,869.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.