Home / 64,645,269.40-89,212,355.76-35,278,493.44

Finding the Fourth Proportional to 64,645,269.40, 89,212,355.76 and 35,278,493.44

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Solution

The fourth proportional to 64,645,269.40, 89,212,355.76 and 35,278,493.44 is: 48,685,349.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,645,269.40 : 89,212,355.76 = 35,278,493.44 : x
  2. Step 2: Convert to fraction form
    64,645,269.40/89,212,355.76 = 35,278,493.44/x
  3. Step 3: Cross multiply
    64,645,269.40x = 89,212,355.76 × 35,278,493.44
  4. Step 4: Simplify right side
    64,645,269.40x = 3,147,277,507,446,106
  5. Step 5: Solve for x
    x = 3,147,277,507,446,106/64,645,269.40
  6. Step 6: Final answer
    x = 48,685,349.09

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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.