Home / 150,475,101,631.19-207,655,674,146.03-82,809,691,849.26

Finding the Fourth Proportional to 150,475,101,631.19, 207,655,674,146.03 and 82,809,691,849.26

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Solution

The fourth proportional to 150,475,101,631.19, 207,655,674,146.03 and 82,809,691,849.26 is: 114,277,393,405.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,475,101,631.19 : 207,655,674,146.03 = 82,809,691,849.26 : x
  2. Step 2: Convert to fraction form
    150,475,101,631.19/207,655,674,146.03 = 82,809,691,849.26/x
  3. Step 3: Cross multiply
    150,475,101,631.19x = 207,655,674,146.03 × 82,809,691,849.26
  4. Step 4: Simplify right side
    150,475,101,631.19x = 17,195,902,386,783,089,852,416
  5. Step 5: Solve for x
    x = 17,195,902,386,783,089,852,416/150,475,101,631.19
  6. Step 6: Final answer
    x = 114,277,393,405.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.