Home / 471,539,959,291.58-707,428,969,850.55-131,578,851,808.41

Finding the Fourth Proportional to 471,539,959,291.58, 707,428,969,850.55 and 131,578,851,808.41

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Solution

The fourth proportional to 471,539,959,291.58, 707,428,969,850.55 and 131,578,851,808.41 is: 197,401,492,184.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,539,959,291.58 : 707,428,969,850.55 = 131,578,851,808.41 : x
  2. Step 2: Convert to fraction form
    471,539,959,291.58/707,428,969,850.55 = 131,578,851,808.41/x
  3. Step 3: Cross multiply
    471,539,959,291.58x = 707,428,969,850.55 × 131,578,851,808.41
  4. Step 4: Simplify right side
    471,539,959,291.58x = 93,082,691,588,941,670,252,544
  5. Step 5: Solve for x
    x = 93,082,691,588,941,670,252,544/471,539,959,291.58
  6. Step 6: Final answer
    x = 197,401,492,184.85

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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.