Home / 486,869,449,807.80-671,880,631,142.16-270,095,649,960.60

Finding the Fourth Proportional to 486,869,449,807.80, 671,880,631,142.16 and 270,095,649,960.60

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Solution

The fourth proportional to 486,869,449,807.80, 671,880,631,142.16 and 270,095,649,960.60 is: 372,732,435,431.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,869,449,807.80 : 671,880,631,142.16 = 270,095,649,960.60 : x
  2. Step 2: Convert to fraction form
    486,869,449,807.80/671,880,631,142.16 = 270,095,649,960.60/x
  3. Step 3: Cross multiply
    486,869,449,807.80x = 671,880,631,142.16 × 270,095,649,960.60
  4. Step 4: Simplify right side
    486,869,449,807.80x = 181,472,035,764,279,856,594,944
  5. Step 5: Solve for x
    x = 181,472,035,764,279,856,594,944/486,869,449,807.80
  6. Step 6: Final answer
    x = 372,732,435,431.96

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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.