Home / 298,820,706.16-412,373,124.80-166,670,220.44

Finding the Fourth Proportional to 298,820,706.16, 412,373,124.80 and 166,670,220.44

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Solution

The fourth proportional to 298,820,706.16, 412,373,124.80 and 166,670,220.44 is: 230,005,211.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,820,706.16 : 412,373,124.80 = 166,670,220.44 : x
  2. Step 2: Convert to fraction form
    298,820,706.16/412,373,124.80 = 166,670,220.44/x
  3. Step 3: Cross multiply
    298,820,706.16x = 412,373,124.80 × 166,670,220.44
  4. Step 4: Simplify right side
    298,820,706.16x = 68,730,319,613,947,632
  5. Step 5: Solve for x
    x = 68,730,319,613,947,632/298,820,706.16
  6. Step 6: Final answer
    x = 230,005,211.14

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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.