Home / 21,807,129,385.32-30,093,838,609.70-11,782,624,232.48

Finding the Fourth Proportional to 21,807,129,385.32, 30,093,838,609.70 and 11,782,624,232.48

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Solution

The fourth proportional to 21,807,129,385.32, 30,093,838,609.70 and 11,782,624,232.48 is: 16,260,021,472.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,807,129,385.32 : 30,093,838,609.70 = 11,782,624,232.48 : x
  2. Step 2: Convert to fraction form
    21,807,129,385.32/30,093,838,609.70 = 11,782,624,232.48/x
  3. Step 3: Cross multiply
    21,807,129,385.32x = 30,093,838,609.70 × 11,782,624,232.48
  4. Step 4: Simplify right side
    21,807,129,385.32x = 354,584,392,050,993,463,296
  5. Step 5: Solve for x
    x = 354,584,392,050,993,463,296/21,807,129,385.32
  6. Step 6: Final answer
    x = 16,260,021,472.14

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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.