Home / 2,588,923,537.65-3,883,457,662.01-842,126,280.69

Finding the Fourth Proportional to 2,588,923,537.65, 3,883,457,662.01 and 842,126,280.69

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Solution

The fourth proportional to 2,588,923,537.65, 3,883,457,662.01 and 842,126,280.69 is: 1,263,212,956.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,923,537.65 : 3,883,457,662.01 = 842,126,280.69 : x
  2. Step 2: Convert to fraction form
    2,588,923,537.65/3,883,457,662.01 = 842,126,280.69/x
  3. Step 3: Cross multiply
    2,588,923,537.65x = 3,883,457,662.01 × 842,126,280.69
  4. Step 4: Simplify right side
    2,588,923,537.65x = 3,270,361,757,125,564,928
  5. Step 5: Solve for x
    x = 3,270,361,757,125,564,928/2,588,923,537.65
  6. Step 6: Final answer
    x = 1,263,212,956.88

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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.