Home / 746,449,664.94-1,030,100,980.78-416,424,803.94

Finding the Fourth Proportional to 746,449,664.94, 1,030,100,980.78 and 416,424,803.94

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Solution

The fourth proportional to 746,449,664.94, 1,030,100,980.78 and 416,424,803.94 is: 574,666,476.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,449,664.94 : 1,030,100,980.78 = 416,424,803.94 : x
  2. Step 2: Convert to fraction form
    746,449,664.94/1,030,100,980.78 = 416,424,803.94/x
  3. Step 3: Cross multiply
    746,449,664.94x = 1,030,100,980.78 × 416,424,803.94
  4. Step 4: Simplify right side
    746,449,664.94x = 428,959,598,959,713,216
  5. Step 5: Solve for x
    x = 428,959,598,959,713,216/746,449,664.94
  6. Step 6: Final answer
    x = 574,666,476.67

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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.