Home / 347,405,436.58-521,124,914.63-114,230,986.21

Finding the Fourth Proportional to 347,405,436.58, 521,124,914.63 and 114,230,986.21

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Solution

The fourth proportional to 347,405,436.58, 521,124,914.63 and 114,230,986.21 is: 171,351,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,405,436.58 : 521,124,914.63 = 114,230,986.21 : x
  2. Step 2: Convert to fraction form
    347,405,436.58/521,124,914.63 = 114,230,986.21/x
  3. Step 3: Cross multiply
    347,405,436.58x = 521,124,914.63 × 114,230,986.21
  4. Step 4: Simplify right side
    347,405,436.58x = 59,528,612,935,769,720
  5. Step 5: Solve for x
    x = 59,528,612,935,769,720/347,405,436.58
  6. Step 6: Final answer
    x = 171,351,990.12

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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.