Home / 527,975,712.80-792,719,396.40-298,393,200.80

Finding the Fourth Proportional to 527,975,712.80, 792,719,396.40 and 298,393,200.80

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Solution

The fourth proportional to 527,975,712.80, 792,719,396.40 and 298,393,200.80 is: 448,016,968.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,975,712.80 : 792,719,396.40 = 298,393,200.80 : x
  2. Step 2: Convert to fraction form
    527,975,712.80/792,719,396.40 = 298,393,200.80/x
  3. Step 3: Cross multiply
    527,975,712.80x = 792,719,396.40 × 298,393,200.80
  4. Step 4: Simplify right side
    527,975,712.80x = 236,542,078,028,040,000
  5. Step 5: Solve for x
    x = 236,542,078,028,040,000/527,975,712.80
  6. Step 6: Final answer
    x = 448,016,968.00

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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.