Home / 299,396,946.10-449,095,419.15-196,084,815.70

Finding the Fourth Proportional to 299,396,946.10, 449,095,419.15 and 196,084,815.70

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Solution

The fourth proportional to 299,396,946.10, 449,095,419.15 and 196,084,815.70 is: 294,127,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,396,946.10 : 449,095,419.15 = 196,084,815.70 : x
  2. Step 2: Convert to fraction form
    299,396,946.10/449,095,419.15 = 196,084,815.70/x
  3. Step 3: Cross multiply
    299,396,946.10x = 449,095,419.15 × 196,084,815.70
  4. Step 4: Simplify right side
    299,396,946.10x = 88,060,792,495,741,984
  5. Step 5: Solve for x
    x = 88,060,792,495,741,984/299,396,946.10
  6. Step 6: Final answer
    x = 294,127,223.55

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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.