Home / 85,342,215.69-127,961,485.50-33,464,668.29

Finding the Fourth Proportional to 85,342,215.69, 127,961,485.50 and 33,464,668.29

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Solution

The fourth proportional to 85,342,215.69, 127,961,485.50 and 33,464,668.29 is: 50,176,675.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,342,215.69 : 127,961,485.50 = 33,464,668.29 : x
  2. Step 2: Convert to fraction form
    85,342,215.69/127,961,485.50 = 33,464,668.29/x
  3. Step 3: Cross multiply
    85,342,215.69x = 127,961,485.50 × 33,464,668.29
  4. Step 4: Simplify right side
    85,342,215.69x = 4,282,188,666,153,144.50
  5. Step 5: Solve for x
    x = 4,282,188,666,153,144.50/85,342,215.69
  6. Step 6: Final answer
    x = 50,176,675.54

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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.