Home / 351,168,349.20-526,752,523.80-221,355,027.60

Finding the Fourth Proportional to 351,168,349.20, 526,752,523.80 and 221,355,027.60

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Solution

The fourth proportional to 351,168,349.20, 526,752,523.80 and 221,355,027.60 is: 332,032,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,168,349.20 : 526,752,523.80 = 221,355,027.60 : x
  2. Step 2: Convert to fraction form
    351,168,349.20/526,752,523.80 = 221,355,027.60/x
  3. Step 3: Cross multiply
    351,168,349.20x = 526,752,523.80 × 221,355,027.60
  4. Step 4: Simplify right side
    351,168,349.20x = 116,599,319,444,118,656
  5. Step 5: Solve for x
    x = 116,599,319,444,118,656/351,168,349.20
  6. Step 6: Final answer
    x = 332,032,541.40

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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.