Home / 74,742,769,379.68-112,114,444,939.15-18,082,541,474.12

Finding the Fourth Proportional to 74,742,769,379.68, 112,114,444,939.15 and 18,082,541,474.12

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Solution

The fourth proportional to 74,742,769,379.68, 112,114,444,939.15 and 18,082,541,474.12 is: 27,123,882,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,742,769,379.68 : 112,114,444,939.15 = 18,082,541,474.12 : x
  2. Step 2: Convert to fraction form
    74,742,769,379.68/112,114,444,939.15 = 18,082,541,474.12/x
  3. Step 3: Cross multiply
    74,742,769,379.68x = 112,114,444,939.15 × 18,082,541,474.12
  4. Step 4: Simplify right side
    74,742,769,379.68x = 2,027,314,100,459,562,598,400
  5. Step 5: Solve for x
    x = 2,027,314,100,459,562,598,400/74,742,769,379.68
  6. Step 6: Final answer
    x = 27,123,882,581.35

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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.