Home / 827,369,340-1,141,777,564.56-456,104,686.56

Finding the Fourth Proportional to 827,369,340, 1,141,777,564.56 and 456,104,686.56

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Solution

The fourth proportional to 827,369,340, 1,141,777,564.56 and 456,104,686.56 is: 629,428,808.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,369,340 : 1,141,777,564.56 = 456,104,686.56 : x
  2. Step 2: Convert to fraction form
    827,369,340/1,141,777,564.56 = 456,104,686.56/x
  3. Step 3: Cross multiply
    827,369,340x = 1,141,777,564.56 × 456,104,686.56
  4. Step 4: Simplify right side
    827,369,340x = 520,770,098,204,878,912
  5. Step 5: Solve for x
    x = 520,770,098,204,878,912/827,369,340
  6. Step 6: Final answer
    x = 629,428,808.91

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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.