Home / 62,207,998.20-93,311,997.30-39,365,220.60

Finding the Fourth Proportional to 62,207,998.20, 93,311,997.30 and 39,365,220.60

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Solution

The fourth proportional to 62,207,998.20, 93,311,997.30 and 39,365,220.60 is: 59,047,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,207,998.20 : 93,311,997.30 = 39,365,220.60 : x
  2. Step 2: Convert to fraction form
    62,207,998.20/93,311,997.30 = 39,365,220.60/x
  3. Step 3: Cross multiply
    62,207,998.20x = 93,311,997.30 × 39,365,220.60
  4. Step 4: Simplify right side
    62,207,998.20x = 3,673,247,358,341,104.50
  5. Step 5: Solve for x
    x = 3,673,247,358,341,104.50/62,207,998.20
  6. Step 6: Final answer
    x = 59,047,830.90

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Double scale
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Similar ratio
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1.5x scale

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.