Home / 471,539,959,330.96-707,428,969,909.68-131,578,851,847.88

Finding the Fourth Proportional to 471,539,959,330.96, 707,428,969,909.68 and 131,578,851,847.88

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Solution

The fourth proportional to 471,539,959,330.96, 707,428,969,909.68 and 131,578,851,847.88 is: 197,401,492,244.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,539,959,330.96 : 707,428,969,909.68 = 131,578,851,847.88 : x
  2. Step 2: Convert to fraction form
    471,539,959,330.96/707,428,969,909.68 = 131,578,851,847.88/x
  3. Step 3: Cross multiply
    471,539,959,330.96x = 707,428,969,909.68 × 131,578,851,847.88
  4. Step 4: Simplify right side
    471,539,959,330.96x = 93,082,691,624,644,156,325,888
  5. Step 5: Solve for x
    x = 93,082,691,624,644,156,325,888/471,539,959,330.96
  6. Step 6: Final answer
    x = 197,401,492,244.08

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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.