Home / 354,288,114.40-531,432,171.60-162,811,890.40

Finding the Fourth Proportional to 354,288,114.40, 531,432,171.60 and 162,811,890.40

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Solution

The fourth proportional to 354,288,114.40, 531,432,171.60 and 162,811,890.40 is: 244,217,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,288,114.40 : 531,432,171.60 = 162,811,890.40 : x
  2. Step 2: Convert to fraction form
    354,288,114.40/531,432,171.60 = 162,811,890.40/x
  3. Step 3: Cross multiply
    354,288,114.40x = 531,432,171.60 × 162,811,890.40
  4. Step 4: Simplify right side
    354,288,114.40x = 86,523,476,477,573,200
  5. Step 5: Solve for x
    x = 86,523,476,477,573,200/354,288,114.40
  6. Step 6: Final answer
    x = 244,217,835.60

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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.