Home / 266,278,640.58-367,465,023.33-148,803,971.43

Finding the Fourth Proportional to 266,278,640.58, 367,465,023.33 and 148,803,971.43

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Solution

The fourth proportional to 266,278,640.58, 367,465,023.33 and 148,803,971.43 is: 205,349,759.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,278,640.58 : 367,465,023.33 = 148,803,971.43 : x
  2. Step 2: Convert to fraction form
    266,278,640.58/367,465,023.33 = 148,803,971.43/x
  3. Step 3: Cross multiply
    266,278,640.58x = 367,465,023.33 × 148,803,971.43
  4. Step 4: Simplify right side
    266,278,640.58x = 54,680,254,833,121,600
  5. Step 5: Solve for x
    x = 54,680,254,833,121,600/266,278,640.58
  6. Step 6: Final answer
    x = 205,349,759.61

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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.