Home / 119,618,330.40-179,511,476.40-51,509,901.60

Finding the Fourth Proportional to 119,618,330.40, 179,511,476.40 and 51,509,901.60

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Solution

The fourth proportional to 119,618,330.40, 179,511,476.40 and 51,509,901.60 is: 77,301,016.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,618,330.40 : 179,511,476.40 = 51,509,901.60 : x
  2. Step 2: Convert to fraction form
    119,618,330.40/179,511,476.40 = 51,509,901.60/x
  3. Step 3: Cross multiply
    119,618,330.40x = 179,511,476.40 × 51,509,901.60
  4. Step 4: Simplify right side
    119,618,330.40x = 9,246,618,485,434,722
  5. Step 5: Solve for x
    x = 9,246,618,485,434,722/119,618,330.40
  6. Step 6: Final answer
    x = 77,301,016.11

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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.