Home / 7,470,049,788.09-10,308,643,680.38-4,082,957,115.93

Finding the Fourth Proportional to 7,470,049,788.09, 10,308,643,680.38 and 4,082,957,115.93

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Solution

The fourth proportional to 7,470,049,788.09, 10,308,643,680.38 and 4,082,957,115.93 is: 5,634,467,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,049,788.09 : 10,308,643,680.38 = 4,082,957,115.93 : x
  2. Step 2: Convert to fraction form
    7,470,049,788.09/10,308,643,680.38 = 4,082,957,115.93/x
  3. Step 3: Cross multiply
    7,470,049,788.09x = 10,308,643,680.38 × 4,082,957,115.93
  4. Step 4: Simplify right side
    7,470,049,788.09x = 42,089,750,070,373,933,056
  5. Step 5: Solve for x
    x = 42,089,750,070,373,933,056/7,470,049,788.09
  6. Step 6: Final answer
    x = 5,634,467,140.70

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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.