Home / 1,271,447,601.30-1,907,171,401.95-927,073,833.30

Finding the Fourth Proportional to 1,271,447,601.30, 1,907,171,401.95 and 927,073,833.30

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Solution

The fourth proportional to 1,271,447,601.30, 1,907,171,401.95 and 927,073,833.30 is: 1,390,610,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,447,601.30 : 1,907,171,401.95 = 927,073,833.30 : x
  2. Step 2: Convert to fraction form
    1,271,447,601.30/1,907,171,401.95 = 927,073,833.30/x
  3. Step 3: Cross multiply
    1,271,447,601.30x = 1,907,171,401.95 × 927,073,833.30
  4. Step 4: Simplify right side
    1,271,447,601.30x = 1,768,088,702,365,921,536
  5. Step 5: Solve for x
    x = 1,768,088,702,365,921,536/1,271,447,601.30
  6. Step 6: Final answer
    x = 1,390,610,749.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.