Home / 1,224,706,378.96-1,837,054,325.25-339,389,209.75

Finding the Fourth Proportional to 1,224,706,378.96, 1,837,054,325.25 and 339,389,209.75

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Solution

The fourth proportional to 1,224,706,378.96, 1,837,054,325.25 and 339,389,209.75 is: 509,082,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,706,378.96 : 1,837,054,325.25 = 339,389,209.75 : x
  2. Step 2: Convert to fraction form
    1,224,706,378.96/1,837,054,325.25 = 339,389,209.75/x
  3. Step 3: Cross multiply
    1,224,706,378.96x = 1,837,054,325.25 × 339,389,209.75
  4. Step 4: Simplify right side
    1,224,706,378.96x = 623,476,415,719,442,688
  5. Step 5: Solve for x
    x = 623,476,415,719,442,688/1,224,706,378.96
  6. Step 6: Final answer
    x = 509,082,361.64

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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.