Home / 670,064,589.76-1,004,727,838.64-276,501,956.54

Finding the Fourth Proportional to 670,064,589.76, 1,004,727,838.64 and 276,501,956.54

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Solution

The fourth proportional to 670,064,589.76, 1,004,727,838.64 and 276,501,956.54 is: 414,600,648.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,064,589.76 : 1,004,727,838.64 = 276,501,956.54 : x
  2. Step 2: Convert to fraction form
    670,064,589.76/1,004,727,838.64 = 276,501,956.54/x
  3. Step 3: Cross multiply
    670,064,589.76x = 1,004,727,838.64 × 276,501,956.54
  4. Step 4: Simplify right side
    670,064,589.76x = 277,809,213,174,442,464
  5. Step 5: Solve for x
    x = 277,809,213,174,442,464/670,064,589.76
  6. Step 6: Final answer
    x = 414,600,648.09

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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.