Home / 5,978,772,021.60-8,968,158,032.40-3,189,344,500.80

Finding the Fourth Proportional to 5,978,772,021.60, 8,968,158,032.40 and 3,189,344,500.80

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Solution

The fourth proportional to 5,978,772,021.60, 8,968,158,032.40 and 3,189,344,500.80 is: 4,784,016,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,772,021.60 : 8,968,158,032.40 = 3,189,344,500.80 : x
  2. Step 2: Convert to fraction form
    5,978,772,021.60/8,968,158,032.40 = 3,189,344,500.80/x
  3. Step 3: Cross multiply
    5,978,772,021.60x = 8,968,158,032.40 × 3,189,344,500.80
  4. Step 4: Simplify right side
    5,978,772,021.60x = 28,602,545,502,940,286,976
  5. Step 5: Solve for x
    x = 28,602,545,502,940,286,976/5,978,772,021.60
  6. Step 6: Final answer
    x = 4,784,016,751.20

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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.