Home / 70,256,661.75-96,964,339.63-40,481,609.35

Finding the Fourth Proportional to 70,256,661.75, 96,964,339.63 and 40,481,609.35

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Solution

The fourth proportional to 70,256,661.75, 96,964,339.63 and 40,481,609.35 is: 55,870,467.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,256,661.75 : 96,964,339.63 = 40,481,609.35 : x
  2. Step 2: Convert to fraction form
    70,256,661.75/96,964,339.63 = 40,481,609.35/x
  3. Step 3: Cross multiply
    70,256,661.75x = 96,964,339.63 × 40,481,609.35
  4. Step 4: Simplify right side
    70,256,661.75x = 3,925,272,517,822,386.50
  5. Step 5: Solve for x
    x = 3,925,272,517,822,386.50/70,256,661.75
  6. Step 6: Final answer
    x = 55,870,467.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.