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Finding the Fourth Proportional to 1,364,509,209.52, 1,883,022,660.84 and 737,977,622.32

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Solution

The fourth proportional to 1,364,509,209.52, 1,883,022,660.84 and 737,977,622.32 is: 1,018,409,092.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,509,209.52 : 1,883,022,660.84 = 737,977,622.32 : x
  2. Step 2: Convert to fraction form
    1,364,509,209.52/1,883,022,660.84 = 737,977,622.32/x
  3. Step 3: Cross multiply
    1,364,509,209.52x = 1,883,022,660.84 × 737,977,622.32
  4. Step 4: Simplify right side
    1,364,509,209.52x = 1,389,628,586,021,382,912
  5. Step 5: Solve for x
    x = 1,389,628,586,021,382,912/1,364,509,209.52
  6. Step 6: Final answer
    x = 1,018,409,092.68

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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.