Home / 614,725,822.31-848,185,705.73-376,621,314.89

Finding the Fourth Proportional to 614,725,822.31, 848,185,705.73 and 376,621,314.89

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Solution

The fourth proportional to 614,725,822.31, 848,185,705.73 and 376,621,314.89 is: 519,654,135.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,725,822.31 : 848,185,705.73 = 376,621,314.89 : x
  2. Step 2: Convert to fraction form
    614,725,822.31/848,185,705.73 = 376,621,314.89/x
  3. Step 3: Cross multiply
    614,725,822.31x = 848,185,705.73 × 376,621,314.89
  4. Step 4: Simplify right side
    614,725,822.31x = 319,444,815,759,635,776
  5. Step 5: Solve for x
    x = 319,444,815,759,635,776/614,725,822.31
  6. Step 6: Final answer
    x = 519,654,135.50

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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.