Home / 354,367,680.60-531,551,520.90-305,900,261.40

Finding the Fourth Proportional to 354,367,680.60, 531,551,520.90 and 305,900,261.40

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Solution

The fourth proportional to 354,367,680.60, 531,551,520.90 and 305,900,261.40 is: 458,850,392.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,367,680.60 : 531,551,520.90 = 305,900,261.40 : x
  2. Step 2: Convert to fraction form
    354,367,680.60/531,551,520.90 = 305,900,261.40/x
  3. Step 3: Cross multiply
    354,367,680.60x = 531,551,520.90 × 305,900,261.40
  4. Step 4: Simplify right side
    354,367,680.60x = 162,601,749,190,877,536
  5. Step 5: Solve for x
    x = 162,601,749,190,877,536/354,367,680.60
  6. Step 6: Final answer
    x = 458,850,392.10

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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.