Home / 68,421,670.92-94,421,153.86-37,058,940.32

Finding the Fourth Proportional to 68,421,670.92, 94,421,153.86 and 37,058,940.32

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Solution

The fourth proportional to 68,421,670.92, 94,421,153.86 and 37,058,940.32 is: 51,140,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,421,670.92 : 94,421,153.86 = 37,058,940.32 : x
  2. Step 2: Convert to fraction form
    68,421,670.92/94,421,153.86 = 37,058,940.32/x
  3. Step 3: Cross multiply
    68,421,670.92x = 94,421,153.86 × 37,058,940.32
  4. Step 4: Simplify right side
    68,421,670.92x = 3,499,147,905,278,524.50
  5. Step 5: Solve for x
    x = 3,499,147,905,278,524.50/68,421,670.92
  6. Step 6: Final answer
    x = 51,140,930.33

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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.