Home / 85,307,433.80-127,964,792.34-33,503,263.52

Finding the Fourth Proportional to 85,307,433.80, 127,964,792.34 and 33,503,263.52

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Solution

The fourth proportional to 85,307,433.80, 127,964,792.34 and 33,503,263.52 is: 50,256,325.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,307,433.80 : 127,964,792.34 = 33,503,263.52 : x
  2. Step 2: Convert to fraction form
    85,307,433.80/127,964,792.34 = 33,503,263.52/x
  3. Step 3: Cross multiply
    85,307,433.80x = 127,964,792.34 × 33,503,263.52
  4. Step 4: Simplify right side
    85,307,433.80x = 4,287,238,158,409,273.50
  5. Step 5: Solve for x
    x = 4,287,238,158,409,273.50/85,307,433.80
  6. Step 6: Final answer
    x = 50,256,325.48

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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.