Home / 268,780,164.30-403,170,246.45-132,731,268.30

Finding the Fourth Proportional to 268,780,164.30, 403,170,246.45 and 132,731,268.30

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Solution

The fourth proportional to 268,780,164.30, 403,170,246.45 and 132,731,268.30 is: 199,096,902.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,780,164.30 : 403,170,246.45 = 132,731,268.30 : x
  2. Step 2: Convert to fraction form
    268,780,164.30/403,170,246.45 = 132,731,268.30/x
  3. Step 3: Cross multiply
    268,780,164.30x = 403,170,246.45 × 132,731,268.30
  4. Step 4: Simplify right side
    268,780,164.30x = 53,513,298,152,132,072
  5. Step 5: Solve for x
    x = 53,513,298,152,132,072/268,780,164.30
  6. Step 6: Final answer
    x = 199,096,902.45

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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.