Home / 455,711,558.70-683,586,000.45-132,595,430.70

Finding the Fourth Proportional to 455,711,558.70, 683,586,000.45 and 132,595,430.70

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Solution

The fourth proportional to 455,711,558.70, 683,586,000.45 and 132,595,430.70 is: 198,898,576.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,711,558.70 : 683,586,000.45 = 132,595,430.70 : x
  2. Step 2: Convert to fraction form
    455,711,558.70/683,586,000.45 = 132,595,430.70/x
  3. Step 3: Cross multiply
    455,711,558.70x = 683,586,000.45 × 132,595,430.70
  4. Step 4: Simplify right side
    455,711,558.70x = 90,640,380,150,158,160
  5. Step 5: Solve for x
    x = 90,640,380,150,158,160/455,711,558.70
  6. Step 6: Final answer
    x = 198,898,576.13

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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.