Home / 99,613,629.10-149,465,844.42-51,125,533.48

Finding the Fourth Proportional to 99,613,629.10, 149,465,844.42 and 51,125,533.48

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Solution

The fourth proportional to 99,613,629.10, 149,465,844.42 and 51,125,533.48 is: 76,711,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,613,629.10 : 149,465,844.42 = 51,125,533.48 : x
  2. Step 2: Convert to fraction form
    99,613,629.10/149,465,844.42 = 51,125,533.48/x
  3. Step 3: Cross multiply
    99,613,629.10x = 149,465,844.42 × 51,125,533.48
  4. Step 4: Simplify right side
    99,613,629.10x = 7,641,521,033,011,180
  5. Step 5: Solve for x
    x = 7,641,521,033,011,180/99,613,629.10
  6. Step 6: Final answer
    x = 76,711,601.64

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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.