Home / 166,492,173.44-249,824,371.08-120,810,668.24

Finding the Fourth Proportional to 166,492,173.44, 249,824,371.08 and 120,810,668.24

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Solution

The fourth proportional to 166,492,173.44, 249,824,371.08 and 120,810,668.24 is: 181,278,486.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,492,173.44 : 249,824,371.08 = 120,810,668.24 : x
  2. Step 2: Convert to fraction form
    166,492,173.44/249,824,371.08 = 120,810,668.24/x
  3. Step 3: Cross multiply
    166,492,173.44x = 249,824,371.08 × 120,810,668.24
  4. Step 4: Simplify right side
    166,492,173.44x = 30,181,449,212,812,532
  5. Step 5: Solve for x
    x = 30,181,449,212,812,532/166,492,173.44
  6. Step 6: Final answer
    x = 181,278,486.49

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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.