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Finding the Fourth Proportional to 129,833,066,230.40, 194,749,599,345.60 and 129,833,066,230.40

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Solution

The fourth proportional to 129,833,066,230.40, 194,749,599,345.60 and 129,833,066,230.40 is: 194,749,599,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,833,066,230.40 : 194,749,599,345.60 = 129,833,066,230.40 : x
  2. Step 2: Convert to fraction form
    129,833,066,230.40/194,749,599,345.60 = 129,833,066,230.40/x
  3. Step 3: Cross multiply
    129,833,066,230.40x = 194,749,599,345.60 × 129,833,066,230.40
  4. Step 4: Simplify right side
    129,833,066,230.40x = 25,284,937,630,181,150,949,376
  5. Step 5: Solve for x
    x = 25,284,937,630,181,150,949,376/129,833,066,230.40
  6. Step 6: Final answer
    x = 194,749,599,345.60

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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.