Home / 15,049,880,051.99-20,770,157,822.57-8,276,892,288.50

Finding the Fourth Proportional to 15,049,880,051.99, 20,770,157,822.57 and 8,276,892,288.50

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Solution

The fourth proportional to 15,049,880,051.99, 20,770,157,822.57 and 8,276,892,288.50 is: 11,422,839,153.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,049,880,051.99 : 20,770,157,822.57 = 8,276,892,288.50 : x
  2. Step 2: Convert to fraction form
    15,049,880,051.99/20,770,157,822.57 = 8,276,892,288.50/x
  3. Step 3: Cross multiply
    15,049,880,051.99x = 20,770,157,822.57 × 8,276,892,288.50
  4. Step 4: Simplify right side
    15,049,880,051.99x = 171,912,359,112,412,332,032
  5. Step 5: Solve for x
    x = 171,912,359,112,412,332,032/15,049,880,051.99
  6. Step 6: Final answer
    x = 11,422,839,153.44

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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.