Home / 28,301,544,981,072-42,456,562,206,036-9,940,424,350,672

Finding the Fourth Proportional to 28,301,544,981,072, 42,456,562,206,036 and 9,940,424,350,672

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Solution

The fourth proportional to 28,301,544,981,072, 42,456,562,206,036 and 9,940,424,350,672 is: 14,912,127,414,985.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,301,544,981,072 : 42,456,562,206,036 = 9,940,424,350,672 : x
  2. Step 2: Convert to fraction form
    28,301,544,981,072/42,456,562,206,036 = 9,940,424,350,672/x
  3. Step 3: Cross multiply
    28,301,544,981,072x = 42,456,562,206,036 × 9,940,424,350,672
  4. Step 4: Simplify right side
    28,301,544,981,072x = 422,036,244,798,700,750,177,828,864
  5. Step 5: Solve for x
    x = 422,036,244,798,700,750,177,828,864/28,301,544,981,072
  6. Step 6: Final answer
    x = 14,912,127,414,985.91

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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.