Home / 669,738,470.23-1,004,605,454.36-171,748,433.89

Finding the Fourth Proportional to 669,738,470.23, 1,004,605,454.36 and 171,748,433.89

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Solution

The fourth proportional to 669,738,470.23, 1,004,605,454.36 and 171,748,433.89 is: 257,622,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,738,470.23 : 1,004,605,454.36 = 171,748,433.89 : x
  2. Step 2: Convert to fraction form
    669,738,470.23/1,004,605,454.36 = 171,748,433.89/x
  3. Step 3: Cross multiply
    669,738,470.23x = 1,004,605,454.36 × 171,748,433.89
  4. Step 4: Simplify right side
    669,738,470.23x = 172,539,413,463,681,856
  5. Step 5: Solve for x
    x = 172,539,413,463,681,856/669,738,470.23
  6. Step 6: Final answer
    x = 257,622,073.59

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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.