Home / 4,990,023,391.45-6,886,286,699.76-2,762,392,780.57

Finding the Fourth Proportional to 4,990,023,391.45, 6,886,286,699.76 and 2,762,392,780.57

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Solution

The fourth proportional to 4,990,023,391.45, 6,886,286,699.76 and 2,762,392,780.57 is: 3,812,132,162.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,023,391.45 : 6,886,286,699.76 = 2,762,392,780.57 : x
  2. Step 2: Convert to fraction form
    4,990,023,391.45/6,886,286,699.76 = 2,762,392,780.57/x
  3. Step 3: Cross multiply
    4,990,023,391.45x = 6,886,286,699.76 × 2,762,392,780.57
  4. Step 4: Simplify right side
    4,990,023,391.45x = 19,022,628,664,352,235,520
  5. Step 5: Solve for x
    x = 19,022,628,664,352,235,520/4,990,023,391.45
  6. Step 6: Final answer
    x = 3,812,132,162.94

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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.