Home / 231,606,619.50-347,336,300.61-76,124,566.38

Finding the Fourth Proportional to 231,606,619.50, 347,336,300.61 and 76,124,566.38

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Solution

The fourth proportional to 231,606,619.50, 347,336,300.61 and 76,124,566.38 is: 114,162,649.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,606,619.50 : 347,336,300.61 = 76,124,566.38 : x
  2. Step 2: Convert to fraction form
    231,606,619.50/347,336,300.61 = 76,124,566.38/x
  3. Step 3: Cross multiply
    231,606,619.50x = 347,336,300.61 × 76,124,566.38
  4. Step 4: Simplify right side
    231,606,619.50x = 26,440,825,271,969,580
  5. Step 5: Solve for x
    x = 26,440,825,271,969,580/231,606,619.50
  6. Step 6: Final answer
    x = 114,162,649.28

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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.