Home / 298,731,883,044.48-412,251,240,652.80-161,554,709,271.04

Finding the Fourth Proportional to 298,731,883,044.48, 412,251,240,652.80 and 161,554,709,271.04

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Solution

The fourth proportional to 298,731,883,044.48, 412,251,240,652.80 and 161,554,709,271.04 is: 222,946,170,497.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,731,883,044.48 : 412,251,240,652.80 = 161,554,709,271.04 : x
  2. Step 2: Convert to fraction form
    298,731,883,044.48/412,251,240,652.80 = 161,554,709,271.04/x
  3. Step 3: Cross multiply
    298,731,883,044.48x = 412,251,240,652.80 × 161,554,709,271.04
  4. Step 4: Simplify right side
    298,731,883,044.48x = 66,601,129,330,288,655,073,280
  5. Step 5: Solve for x
    x = 66,601,129,330,288,655,073,280/298,731,883,044.48
  6. Step 6: Final answer
    x = 222,946,170,497.55

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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.