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Finding the Fourth Proportional to 943,280,137.10, 1,414,920,205.65 and 943,280,137.10

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Solution

The fourth proportional to 943,280,137.10, 1,414,920,205.65 and 943,280,137.10 is: 1,414,920,205.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,280,137.10 : 1,414,920,205.65 = 943,280,137.10 : x
  2. Step 2: Convert to fraction form
    943,280,137.10/1,414,920,205.65 = 943,280,137.10/x
  3. Step 3: Cross multiply
    943,280,137.10x = 1,414,920,205.65 × 943,280,137.10
  4. Step 4: Simplify right side
    943,280,137.10x = 1,334,666,125,571,092,224
  5. Step 5: Solve for x
    x = 1,334,666,125,571,092,224/943,280,137.10
  6. Step 6: Final answer
    x = 1,414,920,205.65

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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.