Home / 57,196,334.22-78,968,945.88-43,941,900.39

Finding the Fourth Proportional to 57,196,334.22, 78,968,945.88 and 43,941,900.39

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Solution

The fourth proportional to 57,196,334.22, 78,968,945.88 and 43,941,900.39 is: 60,669,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,196,334.22 : 78,968,945.88 = 43,941,900.39 : x
  2. Step 2: Convert to fraction form
    57,196,334.22/78,968,945.88 = 43,941,900.39/x
  3. Step 3: Cross multiply
    57,196,334.22x = 78,968,945.88 × 43,941,900.39
  4. Step 4: Simplify right side
    57,196,334.22x = 3,470,045,553,762,260.50
  5. Step 5: Solve for x
    x = 3,470,045,553,762,260.50/57,196,334.22
  6. Step 6: Final answer
    x = 60,669,020.16

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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.