Home / 841,456,589.14-1,262,125,021.35-259,130,113.39

Finding the Fourth Proportional to 841,456,589.14, 1,262,125,021.35 and 259,130,113.39

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Solution

The fourth proportional to 841,456,589.14, 1,262,125,021.35 and 259,130,113.39 is: 388,676,735.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,456,589.14 : 1,262,125,021.35 = 259,130,113.39 : x
  2. Step 2: Convert to fraction form
    841,456,589.14/1,262,125,021.35 = 259,130,113.39/x
  3. Step 3: Cross multiply
    841,456,589.14x = 1,262,125,021.35 × 259,130,113.39
  4. Step 4: Simplify right side
    841,456,589.14x = 327,054,599,888,471,040
  5. Step 5: Solve for x
    x = 327,054,599,888,471,040/841,456,589.14
  6. Step 6: Final answer
    x = 388,676,735.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.