Home / 331,879,485.40-497,819,228.10-159,692,601.40

Finding the Fourth Proportional to 331,879,485.40, 497,819,228.10 and 159,692,601.40

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Solution

The fourth proportional to 331,879,485.40, 497,819,228.10 and 159,692,601.40 is: 239,538,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,879,485.40 : 497,819,228.10 = 159,692,601.40 : x
  2. Step 2: Convert to fraction form
    331,879,485.40/497,819,228.10 = 159,692,601.40/x
  3. Step 3: Cross multiply
    331,879,485.40x = 497,819,228.10 × 159,692,601.40
  4. Step 4: Simplify right side
    331,879,485.40x = 79,498,047,562,228,992
  5. Step 5: Solve for x
    x = 79,498,047,562,228,992/331,879,485.40
  6. Step 6: Final answer
    x = 239,538,902.10

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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.