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Finding the Fourth Proportional to 943,281,291.60, 1,414,921,937.40 and 943,281,291.60

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Solution

The fourth proportional to 943,281,291.60, 1,414,921,937.40 and 943,281,291.60 is: 1,414,921,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,281,291.60 : 1,414,921,937.40 = 943,281,291.60 : x
  2. Step 2: Convert to fraction form
    943,281,291.60/1,414,921,937.40 = 943,281,291.60/x
  3. Step 3: Cross multiply
    943,281,291.60x = 1,414,921,937.40 × 943,281,291.60
  4. Step 4: Simplify right side
    943,281,291.60x = 1,334,669,392,623,846,400
  5. Step 5: Solve for x
    x = 1,334,669,392,623,846,400/943,281,291.60
  6. Step 6: Final answer
    x = 1,414,921,937.40

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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.