Home / 194,170,365.60-291,255,548.40-117,978,007.20

Finding the Fourth Proportional to 194,170,365.60, 291,255,548.40 and 117,978,007.20

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Solution

The fourth proportional to 194,170,365.60, 291,255,548.40 and 117,978,007.20 is: 176,967,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,170,365.60 : 291,255,548.40 = 117,978,007.20 : x
  2. Step 2: Convert to fraction form
    194,170,365.60/291,255,548.40 = 117,978,007.20/x
  3. Step 3: Cross multiply
    194,170,365.60x = 291,255,548.40 × 117,978,007.20
  4. Step 4: Simplify right side
    194,170,365.60x = 34,361,749,186,175,148
  5. Step 5: Solve for x
    x = 34,361,749,186,175,148/194,170,365.60
  6. Step 6: Final answer
    x = 176,967,010.80

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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.