Home / 167,787,518.62-251,681,296.16-51,203,485.78

Finding the Fourth Proportional to 167,787,518.62, 251,681,296.16 and 51,203,485.78

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Solution

The fourth proportional to 167,787,518.62, 251,681,296.16 and 51,203,485.78 is: 76,805,234.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,787,518.62 : 251,681,296.16 = 51,203,485.78 : x
  2. Step 2: Convert to fraction form
    167,787,518.62/251,681,296.16 = 51,203,485.78/x
  3. Step 3: Cross multiply
    167,787,518.62x = 251,681,296.16 × 51,203,485.78
  4. Step 4: Simplify right side
    167,787,518.62x = 12,886,959,669,020,528
  5. Step 5: Solve for x
    x = 12,886,959,669,020,528/167,787,518.62
  6. Step 6: Final answer
    x = 76,805,234.23

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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.