Home / 1,008,824,529.84-1,392,177,222.36-545,250,513.84

Finding the Fourth Proportional to 1,008,824,529.84, 1,392,177,222.36 and 545,250,513.84

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Solution

The fourth proportional to 1,008,824,529.84, 1,392,177,222.36 and 545,250,513.84 is: 752,445,369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,824,529.84 : 1,392,177,222.36 = 545,250,513.84 : x
  2. Step 2: Convert to fraction form
    1,008,824,529.84/1,392,177,222.36 = 545,250,513.84/x
  3. Step 3: Cross multiply
    1,008,824,529.84x = 1,392,177,222.36 × 545,250,513.84
  4. Step 4: Simplify right side
    1,008,824,529.84x = 759,085,345,848,133,888
  5. Step 5: Solve for x
    x = 759,085,345,848,133,888/1,008,824,529.84
  6. Step 6: Final answer
    x = 752,445,369.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.