Home / 941,177,261.67-1,298,798,543.62-512,000,321.52

Finding the Fourth Proportional to 941,177,261.67, 1,298,798,543.62 and 512,000,321.52

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Solution

The fourth proportional to 941,177,261.67, 1,298,798,543.62 and 512,000,321.52 is: 706,546,257.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,177,261.67 : 1,298,798,543.62 = 512,000,321.52 : x
  2. Step 2: Convert to fraction form
    941,177,261.67/1,298,798,543.62 = 512,000,321.52/x
  3. Step 3: Cross multiply
    941,177,261.67x = 1,298,798,543.62 × 512,000,321.52
  4. Step 4: Simplify right side
    941,177,261.67x = 664,985,271,928,645,760
  5. Step 5: Solve for x
    x = 664,985,271,928,645,760/941,177,261.67
  6. Step 6: Final answer
    x = 706,546,257.56

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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.