Home / 55,709,193.60-83,563,790.40-42,954,609.60

Finding the Fourth Proportional to 55,709,193.60, 83,563,790.40 and 42,954,609.60

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Solution

The fourth proportional to 55,709,193.60, 83,563,790.40 and 42,954,609.60 is: 64,431,914.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,709,193.60 : 83,563,790.40 = 42,954,609.60 : x
  2. Step 2: Convert to fraction form
    55,709,193.60/83,563,790.40 = 42,954,609.60/x
  3. Step 3: Cross multiply
    55,709,193.60x = 83,563,790.40 × 42,954,609.60
  4. Step 4: Simplify right side
    55,709,193.60x = 3,589,449,993,328,228
  5. Step 5: Solve for x
    x = 3,589,449,993,328,228/55,709,193.60
  6. Step 6: Final answer
    x = 64,431,914.40

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Similar ratio
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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.