Home / 301,037,693.60-415,610,122.48-189,624,035.54

Finding the Fourth Proportional to 301,037,693.60, 415,610,122.48 and 189,624,035.54

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Solution

The fourth proportional to 301,037,693.60, 415,610,122.48 and 189,624,035.54 is: 261,793,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,037,693.60 : 415,610,122.48 = 189,624,035.54 : x
  2. Step 2: Convert to fraction form
    301,037,693.60/415,610,122.48 = 189,624,035.54/x
  3. Step 3: Cross multiply
    301,037,693.60x = 415,610,122.48 × 189,624,035.54
  4. Step 4: Simplify right side
    301,037,693.60x = 78,809,668,636,496,240
  5. Step 5: Solve for x
    x = 78,809,668,636,496,240/301,037,693.60
  6. Step 6: Final answer
    x = 261,793,357.81

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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.