Home / 13,437,035,999.70-20,155,553,999.55-4,122,221,586.90

Finding the Fourth Proportional to 13,437,035,999.70, 20,155,553,999.55 and 4,122,221,586.90

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Solution

The fourth proportional to 13,437,035,999.70, 20,155,553,999.55 and 4,122,221,586.90 is: 6,183,332,380.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437,035,999.70 : 20,155,553,999.55 = 4,122,221,586.90 : x
  2. Step 2: Convert to fraction form
    13,437,035,999.70/20,155,553,999.55 = 4,122,221,586.90/x
  3. Step 3: Cross multiply
    13,437,035,999.70x = 20,155,553,999.55 × 4,122,221,586.90
  4. Step 4: Simplify right side
    13,437,035,999.70x = 83,085,659,792,873,635,840
  5. Step 5: Solve for x
    x = 83,085,659,792,873,635,840/13,437,035,999.70
  6. Step 6: Final answer
    x = 6,183,332,380.35

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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.