Home / 298,820,680.65-412,373,089.56-166,670,195.04

Finding the Fourth Proportional to 298,820,680.65, 412,373,089.56 and 166,670,195.04

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Solution

The fourth proportional to 298,820,680.65, 412,373,089.56 and 166,670,195.04 is: 230,005,176.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,820,680.65 : 412,373,089.56 = 166,670,195.04 : x
  2. Step 2: Convert to fraction form
    298,820,680.65/412,373,089.56 = 166,670,195.04/x
  3. Step 3: Cross multiply
    298,820,680.65x = 412,373,089.56 × 166,670,195.04
  4. Step 4: Simplify right side
    298,820,680.65x = 68,730,303,266,212,584
  5. Step 5: Solve for x
    x = 68,730,303,266,212,584/298,820,680.65
  6. Step 6: Final answer
    x = 230,005,176.07

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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.