Home / 266,917,197.85-368,360,911.37-149,441,500.40

Finding the Fourth Proportional to 266,917,197.85, 368,360,911.37 and 149,441,500.40

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Solution

The fourth proportional to 266,917,197.85, 368,360,911.37 and 149,441,500.40 is: 206,237,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,917,197.85 : 368,360,911.37 = 149,441,500.40 : x
  2. Step 2: Convert to fraction form
    266,917,197.85/368,360,911.37 = 149,441,500.40/x
  3. Step 3: Cross multiply
    266,917,197.85x = 368,360,911.37 × 149,441,500.40
  4. Step 4: Simplify right side
    266,917,197.85x = 55,048,407,282,376,024
  5. Step 5: Solve for x
    x = 55,048,407,282,376,024/266,917,197.85
  6. Step 6: Final answer
    x = 206,237,768.59

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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.