Home / 361,728,096.60-542,592,144.90-347,619,322.20

Finding the Fourth Proportional to 361,728,096.60, 542,592,144.90 and 347,619,322.20

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Solution

The fourth proportional to 361,728,096.60, 542,592,144.90 and 347,619,322.20 is: 521,428,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,728,096.60 : 542,592,144.90 = 347,619,322.20 : x
  2. Step 2: Convert to fraction form
    361,728,096.60/542,592,144.90 = 347,619,322.20/x
  3. Step 3: Cross multiply
    361,728,096.60x = 542,592,144.90 × 347,619,322.20
  4. Step 4: Simplify right side
    361,728,096.60x = 188,615,513,641,182,176
  5. Step 5: Solve for x
    x = 188,615,513,641,182,176/361,728,096.60
  6. Step 6: Final answer
    x = 521,428,983.30

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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.