Home / 74,550,099.30-111,787,728.76-43,435,827.68

Finding the Fourth Proportional to 74,550,099.30, 111,787,728.76 and 43,435,827.68

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Solution

The fourth proportional to 74,550,099.30, 111,787,728.76 and 43,435,827.68 is: 65,131,939.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,550,099.30 : 111,787,728.76 = 43,435,827.68 : x
  2. Step 2: Convert to fraction form
    74,550,099.30/111,787,728.76 = 43,435,827.68/x
  3. Step 3: Cross multiply
    74,550,099.30x = 111,787,728.76 × 43,435,827.68
  4. Step 4: Simplify right side
    74,550,099.30x = 4,855,592,523,157,940
  5. Step 5: Solve for x
    x = 4,855,592,523,157,940/74,550,099.30
  6. Step 6: Final answer
    x = 65,131,939.04

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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.