Home / 21,807,129,369.55-30,093,838,587.90-11,782,624,216.67

Finding the Fourth Proportional to 21,807,129,369.55, 30,093,838,587.90 and 11,782,624,216.67

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Solution

The fourth proportional to 21,807,129,369.55, 30,093,838,587.90 and 11,782,624,216.67 is: 16,260,021,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,807,129,369.55 : 30,093,838,587.90 = 11,782,624,216.67 : x
  2. Step 2: Convert to fraction form
    21,807,129,369.55/30,093,838,587.90 = 11,782,624,216.67/x
  3. Step 3: Cross multiply
    21,807,129,369.55x = 30,093,838,587.90 × 11,782,624,216.67
  4. Step 4: Simplify right side
    21,807,129,369.55x = 354,584,391,318,348,693,504
  5. Step 5: Solve for x
    x = 354,584,391,318,348,693,504/21,807,129,369.55
  6. Step 6: Final answer
    x = 16,260,021,450.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.