Home / 43,724,211.60-65,586,317.40-40,439,629.20

Finding the Fourth Proportional to 43,724,211.60, 65,586,317.40 and 40,439,629.20

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Solution

The fourth proportional to 43,724,211.60, 65,586,317.40 and 40,439,629.20 is: 60,659,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,724,211.60 : 65,586,317.40 = 40,439,629.20 : x
  2. Step 2: Convert to fraction form
    43,724,211.60/65,586,317.40 = 40,439,629.20/x
  3. Step 3: Cross multiply
    43,724,211.60x = 65,586,317.40 × 40,439,629.20
  4. Step 4: Simplify right side
    43,724,211.60x = 2,652,286,356,249,508
  5. Step 5: Solve for x
    x = 2,652,286,356,249,508/43,724,211.60
  6. Step 6: Final answer
    x = 60,659,443.80

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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.