Home / 144,970,459.53-200,059,266.84-79,780,363.53

Finding the Fourth Proportional to 144,970,459.53, 200,059,266.84 and 79,780,363.53

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Solution

The fourth proportional to 144,970,459.53, 200,059,266.84 and 79,780,363.53 is: 110,096,919.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,970,459.53 : 200,059,266.84 = 79,780,363.53 : x
  2. Step 2: Convert to fraction form
    144,970,459.53/200,059,266.84 = 79,780,363.53/x
  3. Step 3: Cross multiply
    144,970,459.53x = 200,059,266.84 × 79,780,363.53
  4. Step 4: Simplify right side
    144,970,459.53x = 15,960,801,036,040,474
  5. Step 5: Solve for x
    x = 15,960,801,036,040,474/144,970,459.53
  6. Step 6: Final answer
    x = 110,096,919.66

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1.5x scale

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.