Home / 261,782,578,849.06-361,259,795,637.70-141,488,517,014.55

Finding the Fourth Proportional to 261,782,578,849.06, 361,259,795,637.70 and 141,488,517,014.55

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Solution

The fourth proportional to 261,782,578,849.06, 361,259,795,637.70 and 141,488,517,014.55 is: 195,254,065,287.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,782,578,849.06 : 361,259,795,637.70 = 141,488,517,014.55 : x
  2. Step 2: Convert to fraction form
    261,782,578,849.06/361,259,795,637.70 = 141,488,517,014.55/x
  3. Step 3: Cross multiply
    261,782,578,849.06x = 361,259,795,637.70 × 141,488,517,014.55
  4. Step 4: Simplify right side
    261,782,578,849.06x = 51,114,112,741,757,566,320,640
  5. Step 5: Solve for x
    x = 51,114,112,741,757,566,320,640/261,782,578,849.06
  6. Step 6: Final answer
    x = 195,254,065,287.63

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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.