Home / 72,544,314.84-100,111,160.78-39,504,554.10

Finding the Fourth Proportional to 72,544,314.84, 100,111,160.78 and 39,504,554.10

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Solution

The fourth proportional to 72,544,314.84, 100,111,160.78 and 39,504,554.10 is: 54,516,288.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,544,314.84 : 100,111,160.78 = 39,504,554.10 : x
  2. Step 2: Convert to fraction form
    72,544,314.84/100,111,160.78 = 39,504,554.10/x
  3. Step 3: Cross multiply
    72,544,314.84x = 100,111,160.78 × 39,504,554.10
  4. Step 4: Simplify right side
    72,544,314.84x = 3,954,846,767,047,308.50
  5. Step 5: Solve for x
    x = 3,954,846,767,047,308.50/72,544,314.84
  6. Step 6: Final answer
    x = 54,516,288.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.