Home / 746,449,663.94-1,030,100,979.41-416,424,802.94

Finding the Fourth Proportional to 746,449,663.94, 1,030,100,979.41 and 416,424,802.94

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Solution

The fourth proportional to 746,449,663.94, 1,030,100,979.41 and 416,424,802.94 is: 574,666,475.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,449,663.94 : 1,030,100,979.41 = 416,424,802.94 : x
  2. Step 2: Convert to fraction form
    746,449,663.94/1,030,100,979.41 = 416,424,802.94/x
  3. Step 3: Cross multiply
    746,449,663.94x = 1,030,100,979.41 × 416,424,802.94
  4. Step 4: Simplify right side
    746,449,663.94x = 428,959,597,359,110,208
  5. Step 5: Solve for x
    x = 428,959,597,359,110,208/746,449,663.94
  6. Step 6: Final answer
    x = 574,666,475.29

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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.