Home / 79,194,928.02-109,289,236.08-43,915,218.53

Finding the Fourth Proportional to 79,194,928.02, 109,289,236.08 and 43,915,218.53

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Solution

The fourth proportional to 79,194,928.02, 109,289,236.08 and 43,915,218.53 is: 60,603,132.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,194,928.02 : 109,289,236.08 = 43,915,218.53 : x
  2. Step 2: Convert to fraction form
    79,194,928.02/109,289,236.08 = 43,915,218.53/x
  3. Step 3: Cross multiply
    79,194,928.02x = 109,289,236.08 × 43,915,218.53
  4. Step 4: Simplify right side
    79,194,928.02x = 4,799,460,685,262,045
  5. Step 5: Solve for x
    x = 4,799,460,685,262,045/79,194,928.02
  6. Step 6: Final answer
    x = 60,603,132.11

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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.