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Finding the Fourth Proportional to 30,943,134,012.90, 46,414,701,021.78 and 30,943,134,012.90

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Solution

The fourth proportional to 30,943,134,012.90, 46,414,701,021.78 and 30,943,134,012.90 is: 46,414,701,021.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,943,134,012.90 : 46,414,701,021.78 = 30,943,134,012.90 : x
  2. Step 2: Convert to fraction form
    30,943,134,012.90/46,414,701,021.78 = 30,943,134,012.90/x
  3. Step 3: Cross multiply
    30,943,134,012.90x = 46,414,701,021.78 × 30,943,134,012.90
  4. Step 4: Simplify right side
    30,943,134,012.90x = 1,436,216,313,885,625,155,584
  5. Step 5: Solve for x
    x = 1,436,216,313,885,625,155,584/30,943,134,012.90
  6. Step 6: Final answer
    x = 46,414,701,021.78

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Double scale
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1.5x scale

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.