Home / 195,686,870.21-270,048,054.62-107,582,366.89

Finding the Fourth Proportional to 195,686,870.21, 270,048,054.62 and 107,582,366.89

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Solution

The fourth proportional to 195,686,870.21, 270,048,054.62 and 107,582,366.89 is: 148,463,761.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,686,870.21 : 270,048,054.62 = 107,582,366.89 : x
  2. Step 2: Convert to fraction form
    195,686,870.21/270,048,054.62 = 107,582,366.89/x
  3. Step 3: Cross multiply
    195,686,870.21x = 270,048,054.62 × 107,582,366.89
  4. Step 4: Simplify right side
    195,686,870.21x = 29,052,408,889,653,436
  5. Step 5: Solve for x
    x = 29,052,408,889,653,436/195,686,870.21
  6. Step 6: Final answer
    x = 148,463,761.82

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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.