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Finding the Fourth Proportional to 146,079,888,919.72, 219,119,833,379.60 and 146,079,888,919.72

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Solution

The fourth proportional to 146,079,888,919.72, 219,119,833,379.60 and 146,079,888,919.72 is: 219,119,833,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,079,888,919.72 : 219,119,833,379.60 = 146,079,888,919.72 : x
  2. Step 2: Convert to fraction form
    146,079,888,919.72/219,119,833,379.60 = 146,079,888,919.72/x
  3. Step 3: Cross multiply
    146,079,888,919.72x = 219,119,833,379.60 × 146,079,888,919.72
  4. Step 4: Simplify right side
    146,079,888,919.72x = 32,009,000,920,199,523,729,408
  5. Step 5: Solve for x
    x = 32,009,000,920,199,523,729,408/146,079,888,919.72
  6. Step 6: Final answer
    x = 219,119,833,379.60

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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.