Home / 43,776,010.40-65,664,015.60-43,178,813.60

Finding the Fourth Proportional to 43,776,010.40, 65,664,015.60 and 43,178,813.60

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Solution

The fourth proportional to 43,776,010.40, 65,664,015.60 and 43,178,813.60 is: 64,768,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776,010.40 : 65,664,015.60 = 43,178,813.60 : x
  2. Step 2: Convert to fraction form
    43,776,010.40/65,664,015.60 = 43,178,813.60/x
  3. Step 3: Cross multiply
    43,776,010.40x = 65,664,015.60 × 43,178,813.60
  4. Step 4: Simplify right side
    43,776,010.40x = 2,835,294,289,819,892.50
  5. Step 5: Solve for x
    x = 2,835,294,289,819,892.50/43,776,010.40
  6. Step 6: Final answer
    x = 64,768,220.40

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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.