Home / 204,730,378-307,095,567-68,415,761.50

Finding the Fourth Proportional to 204,730,378, 307,095,567 and 68,415,761.50

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Solution

The fourth proportional to 204,730,378, 307,095,567 and 68,415,761.50 is: 102,623,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,730,378 : 307,095,567 = 68,415,761.50 : x
  2. Step 2: Convert to fraction form
    204,730,378/307,095,567 = 68,415,761.50/x
  3. Step 3: Cross multiply
    204,730,378x = 307,095,567 × 68,415,761.50
  4. Step 4: Simplify right side
    204,730,378x = 21,010,177,069,579,272
  5. Step 5: Solve for x
    x = 21,010,177,069,579,272/204,730,378
  6. Step 6: Final answer
    x = 102,623,642.25

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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.