Home / 69,997,698.52-96,633,143.57-51,138,129.53

Finding the Fourth Proportional to 69,997,698.52, 96,633,143.57 and 51,138,129.53

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Solution

The fourth proportional to 69,997,698.52, 96,633,143.57 and 51,138,129.53 is: 70,597,152.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,997,698.52 : 96,633,143.57 = 51,138,129.53 : x
  2. Step 2: Convert to fraction form
    69,997,698.52/96,633,143.57 = 51,138,129.53/x
  3. Step 3: Cross multiply
    69,997,698.52x = 96,633,143.57 × 51,138,129.53
  4. Step 4: Simplify right side
    69,997,698.52x = 4,941,638,213,143,175
  5. Step 5: Solve for x
    x = 4,941,638,213,143,175/69,997,698.52
  6. Step 6: Final answer
    x = 70,597,152.73

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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.