Home / 312,205,795,020.40-467,978,169,166.73-105,015,695,932.64

Finding the Fourth Proportional to 312,205,795,020.40, 467,978,169,166.73 and 105,015,695,932.64

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Solution

The fourth proportional to 312,205,795,020.40, 467,978,169,166.73 and 105,015,695,932.64 is: 157,412,366,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,205,795,020.40 : 467,978,169,166.73 = 105,015,695,932.64 : x
  2. Step 2: Convert to fraction form
    312,205,795,020.40/467,978,169,166.73 = 105,015,695,932.64/x
  3. Step 3: Cross multiply
    312,205,795,020.40x = 467,978,169,166.73 × 105,015,695,932.64
  4. Step 4: Simplify right side
    312,205,795,020.40x = 49,145,053,116,326,876,282,880
  5. Step 5: Solve for x
    x = 49,145,053,116,326,876,282,880/312,205,795,020.40
  6. Step 6: Final answer
    x = 157,412,366,779.15

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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.