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Finding the Fourth Proportional to 74,370,476,098.80, 111,555,714,148.20 and 74,370,476,098.80

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Solution

The fourth proportional to 74,370,476,098.80, 111,555,714,148.20 and 74,370,476,098.80 is: 111,555,714,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,370,476,098.80 : 111,555,714,148.20 = 74,370,476,098.80 : x
  2. Step 2: Convert to fraction form
    74,370,476,098.80/111,555,714,148.20 = 74,370,476,098.80/x
  3. Step 3: Cross multiply
    74,370,476,098.80x = 111,555,714,148.20 × 74,370,476,098.80
  4. Step 4: Simplify right side
    74,370,476,098.80x = 8,296,451,572,743,273,447,424
  5. Step 5: Solve for x
    x = 8,296,451,572,743,273,447,424/74,370,476,098.80
  6. Step 6: Final answer
    x = 111,555,714,148.20

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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.