Home / 14,815,808,356.78-20,445,268,049.95-8,041,481,489.50

Finding the Fourth Proportional to 14,815,808,356.78, 20,445,268,049.95 and 8,041,481,489.50

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Solution

The fourth proportional to 14,815,808,356.78, 20,445,268,049.95 and 8,041,481,489.50 is: 11,096,947,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815,808,356.78 : 20,445,268,049.95 = 8,041,481,489.50 : x
  2. Step 2: Convert to fraction form
    14,815,808,356.78/20,445,268,049.95 = 8,041,481,489.50/x
  3. Step 3: Cross multiply
    14,815,808,356.78x = 20,445,268,049.95 × 8,041,481,489.50
  4. Step 4: Simplify right side
    14,815,808,356.78x = 164,410,244,571,538,685,952
  5. Step 5: Solve for x
    x = 164,410,244,571,538,685,952/14,815,808,356.78
  6. Step 6: Final answer
    x = 11,096,947,301.99

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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.