Home / 3,965,219,628.45-5,472,404,445.45-2,271,898,882.47

Finding the Fourth Proportional to 3,965,219,628.45, 5,472,404,445.45 and 2,271,898,882.47

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Solution

The fourth proportional to 3,965,219,628.45, 5,472,404,445.45 and 2,271,898,882.47 is: 3,135,450,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,219,628.45 : 5,472,404,445.45 = 2,271,898,882.47 : x
  2. Step 2: Convert to fraction form
    3,965,219,628.45/5,472,404,445.45 = 2,271,898,882.47/x
  3. Step 3: Cross multiply
    3,965,219,628.45x = 5,472,404,445.45 × 2,271,898,882.47
  4. Step 4: Simplify right side
    3,965,219,628.45x = 12,432,749,544,041,713,664
  5. Step 5: Solve for x
    x = 12,432,749,544,041,713,664/3,965,219,628.45
  6. Step 6: Final answer
    x = 3,135,450,418.64

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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.