Home / 738,229,969.80-1,107,203,237.10-220,677,294.60

Finding the Fourth Proportional to 738,229,969.80, 1,107,203,237.10 and 220,677,294.60

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Solution

The fourth proportional to 738,229,969.80, 1,107,203,237.10 and 220,677,294.60 is: 330,973,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,229,969.80 : 1,107,203,237.10 = 220,677,294.60 : x
  2. Step 2: Convert to fraction form
    738,229,969.80/1,107,203,237.10 = 220,677,294.60/x
  3. Step 3: Cross multiply
    738,229,969.80x = 1,107,203,237.10 × 220,677,294.60
  4. Step 4: Simplify right side
    738,229,969.80x = 244,334,614,935,590,336
  5. Step 5: Solve for x
    x = 244,334,614,935,590,336/738,229,969.80
  6. Step 6: Final answer
    x = 330,973,578.60

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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.