Home / 25,722,838,599.75-38,579,978,324.88-7,790,953,746.56

Finding the Fourth Proportional to 25,722,838,599.75, 38,579,978,324.88 and 7,790,953,746.56

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Solution

The fourth proportional to 25,722,838,599.75, 38,579,978,324.88 and 7,790,953,746.56 is: 11,685,134,418.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722,838,599.75 : 38,579,978,324.88 = 7,790,953,746.56 : x
  2. Step 2: Convert to fraction form
    25,722,838,599.75/38,579,978,324.88 = 7,790,953,746.56/x
  3. Step 3: Cross multiply
    25,722,838,599.75x = 38,579,978,324.88 × 7,790,953,746.56
  4. Step 4: Simplify right side
    25,722,838,599.75x = 300,574,826,672,234,496,000
  5. Step 5: Solve for x
    x = 300,574,826,672,234,496,000/25,722,838,599.75
  6. Step 6: Final answer
    x = 11,685,134,418.84

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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.