Home / 194,232,005.80-291,348,008.70-133,010,002.60

Finding the Fourth Proportional to 194,232,005.80, 291,348,008.70 and 133,010,002.60

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Solution

The fourth proportional to 194,232,005.80, 291,348,008.70 and 133,010,002.60 is: 199,515,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,232,005.80 : 291,348,008.70 = 133,010,002.60 : x
  2. Step 2: Convert to fraction form
    194,232,005.80/291,348,008.70 = 133,010,002.60/x
  3. Step 3: Cross multiply
    194,232,005.80x = 291,348,008.70 × 133,010,002.60
  4. Step 4: Simplify right side
    194,232,005.80x = 38,752,199,394,691,816
  5. Step 5: Solve for x
    x = 38,752,199,394,691,816/194,232,005.80
  6. Step 6: Final answer
    x = 199,515,003.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.