Home / 186,201,305.12-256,939,405.08-103,702,766.24

Finding the Fourth Proportional to 186,201,305.12, 256,939,405.08 and 103,702,766.24

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Solution

The fourth proportional to 186,201,305.12, 256,939,405.08 and 103,702,766.24 is: 143,099,571.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,201,305.12 : 256,939,405.08 = 103,702,766.24 : x
  2. Step 2: Convert to fraction form
    186,201,305.12/256,939,405.08 = 103,702,766.24/x
  3. Step 3: Cross multiply
    186,201,305.12x = 256,939,405.08 × 103,702,766.24
  4. Step 4: Simplify right side
    186,201,305.12x = 26,645,327,062,855,908
  5. Step 5: Solve for x
    x = 26,645,327,062,855,908/186,201,305.12
  6. Step 6: Final answer
    x = 143,099,571.97

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Why These Related Problems?

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