Home / 352,893,670.40-529,340,505.60-262,194,406.40

Finding the Fourth Proportional to 352,893,670.40, 529,340,505.60 and 262,194,406.40

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Solution

The fourth proportional to 352,893,670.40, 529,340,505.60 and 262,194,406.40 is: 393,291,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,893,670.40 : 529,340,505.60 = 262,194,406.40 : x
  2. Step 2: Convert to fraction form
    352,893,670.40/529,340,505.60 = 262,194,406.40/x
  3. Step 3: Cross multiply
    352,893,670.40x = 529,340,505.60 × 262,194,406.40
  4. Step 4: Simplify right side
    352,893,670.40x = 138,790,119,649,267,888
  5. Step 5: Solve for x
    x = 138,790,119,649,267,888/352,893,670.40
  6. Step 6: Final answer
    x = 393,291,609.60

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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.