Home / 177,980,573,374.89-245,634,247,395.89-105,722,923,703.60

Finding the Fourth Proportional to 177,980,573,374.89, 245,634,247,395.89 and 105,722,923,703.60

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Solution

The fourth proportional to 177,980,573,374.89, 245,634,247,395.89 and 105,722,923,703.60 is: 145,910,142,348.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,980,573,374.89 : 245,634,247,395.89 = 105,722,923,703.60 : x
  2. Step 2: Convert to fraction form
    177,980,573,374.89/245,634,247,395.89 = 105,722,923,703.60/x
  3. Step 3: Cross multiply
    177,980,573,374.89x = 245,634,247,395.89 × 105,722,923,703.60
  4. Step 4: Simplify right side
    177,980,573,374.89x = 25,969,170,796,426,888,740,864
  5. Step 5: Solve for x
    x = 25,969,170,796,426,888,740,864/177,980,573,374.89
  6. Step 6: Final answer
    x = 145,910,142,348.66

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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.