Home / 372,672,369.60-559,008,554.40-211,429,233.60

Finding the Fourth Proportional to 372,672,369.60, 559,008,554.40 and 211,429,233.60

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Solution

The fourth proportional to 372,672,369.60, 559,008,554.40 and 211,429,233.60 is: 317,143,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,672,369.60 : 559,008,554.40 = 211,429,233.60 : x
  2. Step 2: Convert to fraction form
    372,672,369.60/559,008,554.40 = 211,429,233.60/x
  3. Step 3: Cross multiply
    372,672,369.60x = 559,008,554.40 × 211,429,233.60
  4. Step 4: Simplify right side
    372,672,369.60x = 118,190,750,232,635,904
  5. Step 5: Solve for x
    x = 118,190,750,232,635,904/372,672,369.60
  6. Step 6: Final answer
    x = 317,143,850.40

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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.