Home / 70,350,612.48-105,525,081.60-39,647,508.48

Finding the Fourth Proportional to 70,350,612.48, 105,525,081.60 and 39,647,508.48

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Solution

The fourth proportional to 70,350,612.48, 105,525,081.60 and 39,647,508.48 is: 59,470,790.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,350,612.48 : 105,525,081.60 = 39,647,508.48 : x
  2. Step 2: Convert to fraction form
    70,350,612.48/105,525,081.60 = 39,647,508.48/x
  3. Step 3: Cross multiply
    70,350,612.48x = 105,525,081.60 × 39,647,508.48
  4. Step 4: Simplify right side
    70,350,612.48x = 4,183,806,567,588,691.50
  5. Step 5: Solve for x
    x = 4,183,806,567,588,691.50/70,350,612.48
  6. Step 6: Final answer
    x = 59,470,790.94

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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.