Home / 298,731,883,225.08-412,251,240,902.22-161,554,709,451.96

Finding the Fourth Proportional to 298,731,883,225.08, 412,251,240,902.22 and 161,554,709,451.96

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Solution

The fourth proportional to 298,731,883,225.08, 412,251,240,902.22 and 161,554,709,451.96 is: 222,946,170,747.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,731,883,225.08 : 412,251,240,902.22 = 161,554,709,451.96 : x
  2. Step 2: Convert to fraction form
    298,731,883,225.08/412,251,240,902.22 = 161,554,709,451.96/x
  3. Step 3: Cross multiply
    298,731,883,225.08x = 412,251,240,902.22 × 161,554,709,451.96
  4. Step 4: Simplify right side
    298,731,883,225.08x = 66,601,129,445,168,108,273,664
  5. Step 5: Solve for x
    x = 66,601,129,445,168,108,273,664/298,731,883,225.08
  6. Step 6: Final answer
    x = 222,946,170,747.32

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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.