Home / 266,059,149.42-367,108,375.81-148,566,401.67

Finding the Fourth Proportional to 266,059,149.42, 367,108,375.81 and 148,566,401.67

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Solution

The fourth proportional to 266,059,149.42, 367,108,375.81 and 148,566,401.67 is: 204,991,899.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,059,149.42 : 367,108,375.81 = 148,566,401.67 : x
  2. Step 2: Convert to fraction form
    266,059,149.42/367,108,375.81 = 148,566,401.67/x
  3. Step 3: Cross multiply
    266,059,149.42x = 367,108,375.81 × 148,566,401.67
  4. Step 4: Simplify right side
    266,059,149.42x = 54,539,970,417,840,064
  5. Step 5: Solve for x
    x = 54,539,970,417,840,064/266,059,149.42
  6. Step 6: Final answer
    x = 204,991,899.49

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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.