Home / 777,691,095,821.32-1,073,190,413,490.10-430,475,606,942.80

Finding the Fourth Proportional to 777,691,095,821.32, 1,073,190,413,490.10 and 430,475,606,942.80

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Solution

The fourth proportional to 777,691,095,821.32, 1,073,190,413,490.10 and 430,475,606,942.80 is: 594,043,441,020.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,691,095,821.32 : 1,073,190,413,490.10 = 430,475,606,942.80 : x
  2. Step 2: Convert to fraction form
    777,691,095,821.32/1,073,190,413,490.10 = 430,475,606,942.80/x
  3. Step 3: Cross multiply
    777,691,095,821.32x = 1,073,190,413,490.10 × 430,475,606,942.80
  4. Step 4: Simplify right side
    777,691,095,821.32x = 461,982,294,612,345,303,859,200
  5. Step 5: Solve for x
    x = 461,982,294,612,345,303,859,200/777,691,095,821.32
  6. Step 6: Final answer
    x = 594,043,441,020.04

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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.