Home / 229,824,880.80-344,737,321.20-211,013,181.60

Finding the Fourth Proportional to 229,824,880.80, 344,737,321.20 and 211,013,181.60

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Solution

The fourth proportional to 229,824,880.80, 344,737,321.20 and 211,013,181.60 is: 316,519,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,824,880.80 : 344,737,321.20 = 211,013,181.60 : x
  2. Step 2: Convert to fraction form
    229,824,880.80/344,737,321.20 = 211,013,181.60/x
  3. Step 3: Cross multiply
    229,824,880.80x = 344,737,321.20 × 211,013,181.60
  4. Step 4: Simplify right side
    229,824,880.80x = 72,744,118,962,673,120
  5. Step 5: Solve for x
    x = 72,744,118,962,673,120/229,824,880.80
  6. Step 6: Final answer
    x = 316,519,772.40

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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.