Home / 130,711,021.83-196,033,858.96-38,576,473.47

Finding the Fourth Proportional to 130,711,021.83, 196,033,858.96 and 38,576,473.47

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Solution

The fourth proportional to 130,711,021.83, 196,033,858.96 and 38,576,473.47 is: 57,855,067.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,711,021.83 : 196,033,858.96 = 38,576,473.47 : x
  2. Step 2: Convert to fraction form
    130,711,021.83/196,033,858.96 = 38,576,473.47/x
  3. Step 3: Cross multiply
    130,711,021.83x = 196,033,858.96 × 38,576,473.47
  4. Step 4: Simplify right side
    130,711,021.83x = 7,562,294,959,785,805
  5. Step 5: Solve for x
    x = 7,562,294,959,785,805/130,711,021.83
  6. Step 6: Final answer
    x = 57,855,067.26

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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.