Home / 204,730,371-307,095,556.50-68,415,754.50

Finding the Fourth Proportional to 204,730,371, 307,095,556.50 and 68,415,754.50

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Solution

The fourth proportional to 204,730,371, 307,095,556.50 and 68,415,754.50 is: 102,623,631.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,730,371 : 307,095,556.50 = 68,415,754.50 : x
  2. Step 2: Convert to fraction form
    204,730,371/307,095,556.50 = 68,415,754.50/x
  3. Step 3: Cross multiply
    204,730,371x = 307,095,556.50 × 68,415,754.50
  4. Step 4: Simplify right side
    204,730,371x = 21,010,174,201,544,880
  5. Step 5: Solve for x
    x = 21,010,174,201,544,880/204,730,371
  6. Step 6: Final answer
    x = 102,623,631.75

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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.