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Finding the Fourth Proportional to 948,064,676.40, 1,422,097,014.60 and 948,064,676.40

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Solution

The fourth proportional to 948,064,676.40, 1,422,097,014.60 and 948,064,676.40 is: 1,422,097,014.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,064,676.40 : 1,422,097,014.60 = 948,064,676.40 : x
  2. Step 2: Convert to fraction form
    948,064,676.40/1,422,097,014.60 = 948,064,676.40/x
  3. Step 3: Cross multiply
    948,064,676.40x = 1,422,097,014.60 × 948,064,676.40
  4. Step 4: Simplify right side
    948,064,676.40x = 1,348,239,945,956,154,880
  5. Step 5: Solve for x
    x = 1,348,239,945,956,154,880/948,064,676.40
  6. Step 6: Final answer
    x = 1,422,097,014.60

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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.