Home / 14,788,979,570-20,410,982,328.48-9,364,019,474

Finding the Fourth Proportional to 14,788,979,570, 20,410,982,328.48 and 9,364,019,474

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Solution

The fourth proportional to 14,788,979,570, 20,410,982,328.48 and 9,364,019,474 is: 12,923,733,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,788,979,570 : 20,410,982,328.48 = 9,364,019,474 : x
  2. Step 2: Convert to fraction form
    14,788,979,570/20,410,982,328.48 = 9,364,019,474/x
  3. Step 3: Cross multiply
    14,788,979,570x = 20,410,982,328.48 × 9,364,019,474
  4. Step 4: Simplify right side
    14,788,979,570x = 191,128,836,007,356,596,224
  5. Step 5: Solve for x
    x = 191,128,836,007,356,596,224/14,788,979,570
  6. Step 6: Final answer
    x = 12,923,733,858.90

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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.