Home / 201,048,511.92-301,293,761.34-91,606,220.52

Finding the Fourth Proportional to 201,048,511.92, 301,293,761.34 and 91,606,220.52

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Solution

The fourth proportional to 201,048,511.92, 301,293,761.34 and 91,606,220.52 is: 137,282,203.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,048,511.92 : 301,293,761.34 = 91,606,220.52 : x
  2. Step 2: Convert to fraction form
    201,048,511.92/301,293,761.34 = 91,606,220.52/x
  3. Step 3: Cross multiply
    201,048,511.92x = 301,293,761.34 × 91,606,220.52
  4. Step 4: Simplify right side
    201,048,511.92x = 27,600,382,742,612,288
  5. Step 5: Solve for x
    x = 27,600,382,742,612,288/201,048,511.92
  6. Step 6: Final answer
    x = 137,282,203.58

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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.