Home / 313,558,835.28-470,307,861.20-95,211,096.72

Finding the Fourth Proportional to 313,558,835.28, 470,307,861.20 and 95,211,096.72

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Solution

The fourth proportional to 313,558,835.28, 470,307,861.20 and 95,211,096.72 is: 142,807,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,558,835.28 : 470,307,861.20 = 95,211,096.72 : x
  2. Step 2: Convert to fraction form
    313,558,835.28/470,307,861.20 = 95,211,096.72/x
  3. Step 3: Cross multiply
    313,558,835.28x = 470,307,861.20 × 95,211,096.72
  4. Step 4: Simplify right side
    313,558,835.28x = 44,778,527,260,889,536
  5. Step 5: Solve for x
    x = 44,778,527,260,889,536/313,558,835.28
  6. Step 6: Final answer
    x = 142,807,416.74

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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.