Home / 4,990,023,389.63-6,886,286,697.25-2,762,392,778.75

Finding the Fourth Proportional to 4,990,023,389.63, 6,886,286,697.25 and 2,762,392,778.75

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Solution

The fourth proportional to 4,990,023,389.63, 6,886,286,697.25 and 2,762,392,778.75 is: 3,812,132,160.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,023,389.63 : 6,886,286,697.25 = 2,762,392,778.75 : x
  2. Step 2: Convert to fraction form
    4,990,023,389.63/6,886,286,697.25 = 2,762,392,778.75/x
  3. Step 3: Cross multiply
    4,990,023,389.63x = 6,886,286,697.25 × 2,762,392,778.75
  4. Step 4: Simplify right side
    4,990,023,389.63x = 19,022,628,644,905,566,208
  5. Step 5: Solve for x
    x = 19,022,628,644,905,566,208/4,990,023,389.63
  6. Step 6: Final answer
    x = 3,812,132,160.43

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Double scale
Find fourth proportional to 4,990,023,390.63, 6,886,286,698.63 and 2,762,392,779.75
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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.