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Finding the Fourth Proportional to 241,662,922.80, 362,494,384.20 and 69,145,364.40

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Solution

The fourth proportional to 241,662,922.80, 362,494,384.20 and 69,145,364.40 is: 103,718,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,662,922.80 : 362,494,384.20 = 69,145,364.40 : x
  2. Step 2: Convert to fraction form
    241,662,922.80/362,494,384.20 = 69,145,364.40/x
  3. Step 3: Cross multiply
    241,662,922.80x = 362,494,384.20 × 69,145,364.40
  4. Step 4: Simplify right side
    241,662,922.80x = 25,064,806,288,462,604
  5. Step 5: Solve for x
    x = 25,064,806,288,462,604/241,662,922.80
  6. Step 6: Final answer
    x = 103,718,046.60

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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.