Home / 742,883,576.46-1,114,330,113.20-218,250,532.50

Finding the Fourth Proportional to 742,883,576.46, 1,114,330,113.20 and 218,250,532.50

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Solution

The fourth proportional to 742,883,576.46, 1,114,330,113.20 and 218,250,532.50 is: 327,377,193.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,883,576.46 : 1,114,330,113.20 = 218,250,532.50 : x
  2. Step 2: Convert to fraction form
    742,883,576.46/1,114,330,113.20 = 218,250,532.50/x
  3. Step 3: Cross multiply
    742,883,576.46x = 1,114,330,113.20 × 218,250,532.50
  4. Step 4: Simplify right side
    742,883,576.46x = 243,203,140,586,685,280
  5. Step 5: Solve for x
    x = 243,203,140,586,685,280/742,883,576.46
  6. Step 6: Final answer
    x = 327,377,193.81

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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.