Home / 471,539,959,288.95-707,428,969,846.65-131,578,851,805.79

Finding the Fourth Proportional to 471,539,959,288.95, 707,428,969,846.65 and 131,578,851,805.79

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Solution

The fourth proportional to 471,539,959,288.95, 707,428,969,846.65 and 131,578,851,805.79 is: 197,401,492,180.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,539,959,288.95 : 707,428,969,846.65 = 131,578,851,805.79 : x
  2. Step 2: Convert to fraction form
    471,539,959,288.95/707,428,969,846.65 = 131,578,851,805.79/x
  3. Step 3: Cross multiply
    471,539,959,288.95x = 707,428,969,846.65 × 131,578,851,805.79
  4. Step 4: Simplify right side
    471,539,959,288.95x = 93,082,691,586,575,042,609,152
  5. Step 5: Solve for x
    x = 93,082,691,586,575,042,609,152/471,539,959,288.95
  6. Step 6: Final answer
    x = 197,401,492,180.93

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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.