Home / 74,550,101.04-111,787,731.39-43,435,829.43

Finding the Fourth Proportional to 74,550,101.04, 111,787,731.39 and 43,435,829.43

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Solution

The fourth proportional to 74,550,101.04, 111,787,731.39 and 43,435,829.43 is: 65,131,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,550,101.04 : 111,787,731.39 = 43,435,829.43 : x
  2. Step 2: Convert to fraction form
    74,550,101.04/111,787,731.39 = 43,435,829.43/x
  3. Step 3: Cross multiply
    74,550,101.04x = 111,787,731.39 × 43,435,829.43
  4. Step 4: Simplify right side
    74,550,101.04x = 4,855,592,833,022,697
  5. Step 5: Solve for x
    x = 4,855,592,833,022,697/74,550,101.04
  6. Step 6: Final answer
    x = 65,131,941.68

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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.