Home / 304,518,928.56-456,796,003.04-86,150,978.32

Finding the Fourth Proportional to 304,518,928.56, 456,796,003.04 and 86,150,978.32

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Solution

The fourth proportional to 304,518,928.56, 456,796,003.04 and 86,150,978.32 is: 129,231,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,518,928.56 : 456,796,003.04 = 86,150,978.32 : x
  2. Step 2: Convert to fraction form
    304,518,928.56/456,796,003.04 = 86,150,978.32/x
  3. Step 3: Cross multiply
    304,518,928.56x = 456,796,003.04 × 86,150,978.32
  4. Step 4: Simplify right side
    304,518,928.56x = 39,353,422,554,561,696
  5. Step 5: Solve for x
    x = 39,353,422,554,561,696/304,518,928.56
  6. Step 6: Final answer
    x = 129,231,449.55

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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.