Home / 324,828,009.60-487,242,014.40-248,300,505.60

Finding the Fourth Proportional to 324,828,009.60, 487,242,014.40 and 248,300,505.60

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Solution

The fourth proportional to 324,828,009.60, 487,242,014.40 and 248,300,505.60 is: 372,450,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,828,009.60 : 487,242,014.40 = 248,300,505.60 : x
  2. Step 2: Convert to fraction form
    324,828,009.60/487,242,014.40 = 248,300,505.60/x
  3. Step 3: Cross multiply
    324,828,009.60x = 487,242,014.40 × 248,300,505.60
  4. Step 4: Simplify right side
    324,828,009.60x = 120,982,438,525,082,464
  5. Step 5: Solve for x
    x = 120,982,438,525,082,464/324,828,009.60
  6. Step 6: Final answer
    x = 372,450,758.40

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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.