Home / 614,725,821.06-848,185,704.01-376,621,313.64

Finding the Fourth Proportional to 614,725,821.06, 848,185,704.01 and 376,621,313.64

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Solution

The fourth proportional to 614,725,821.06, 848,185,704.01 and 376,621,313.64 is: 519,654,133.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,725,821.06 : 848,185,704.01 = 376,621,313.64 : x
  2. Step 2: Convert to fraction form
    614,725,821.06/848,185,704.01 = 376,621,313.64/x
  3. Step 3: Cross multiply
    614,725,821.06x = 848,185,704.01 × 376,621,313.64
  4. Step 4: Simplify right side
    614,725,821.06x = 319,444,814,054,914,368
  5. Step 5: Solve for x
    x = 319,444,814,054,914,368/614,725,821.06
  6. Step 6: Final answer
    x = 519,654,133.78

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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.