Home / 19,937,630,669.91-29,906,496,657.84-8,146,749,157.59

Finding the Fourth Proportional to 19,937,630,669.91, 29,906,496,657.84 and 8,146,749,157.59

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Solution

The fourth proportional to 19,937,630,669.91, 29,906,496,657.84 and 8,146,749,157.59 is: 12,220,144,433.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937,630,669.91 : 29,906,496,657.84 = 8,146,749,157.59 : x
  2. Step 2: Convert to fraction form
    19,937,630,669.91/29,906,496,657.84 = 8,146,749,157.59/x
  3. Step 3: Cross multiply
    19,937,630,669.91x = 29,906,496,657.84 × 8,146,749,157.59
  4. Step 4: Simplify right side
    19,937,630,669.91x = 243,640,726,453,726,183,424
  5. Step 5: Solve for x
    x = 243,640,726,453,726,183,424/19,937,630,669.91
  6. Step 6: Final answer
    x = 12,220,144,433.78

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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.