Home / 354,630,010.60-531,945,015.90-306,162,591.40

Finding the Fourth Proportional to 354,630,010.60, 531,945,015.90 and 306,162,591.40

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Solution

The fourth proportional to 354,630,010.60, 531,945,015.90 and 306,162,591.40 is: 459,243,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,630,010.60 : 531,945,015.90 = 306,162,591.40 : x
  2. Step 2: Convert to fraction form
    354,630,010.60/531,945,015.90 = 306,162,591.40/x
  3. Step 3: Cross multiply
    354,630,010.60x = 531,945,015.90 × 306,162,591.40
  4. Step 4: Simplify right side
    354,630,010.60x = 162,861,664,550,258,176
  5. Step 5: Solve for x
    x = 162,861,664,550,258,176/354,630,010.60
  6. Step 6: Final answer
    x = 459,243,887.10

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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.