Home / 266,278,842.21-367,465,300.11-148,804,172.58

Finding the Fourth Proportional to 266,278,842.21, 367,465,300.11 and 148,804,172.58

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Solution

The fourth proportional to 266,278,842.21, 367,465,300.11 and 148,804,172.58 is: 205,350,036.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,278,842.21 : 367,465,300.11 = 148,804,172.58 : x
  2. Step 2: Convert to fraction form
    266,278,842.21/367,465,300.11 = 148,804,172.58/x
  3. Step 3: Cross multiply
    266,278,842.21x = 367,465,300.11 × 148,804,172.58
  4. Step 4: Simplify right side
    266,278,842.21x = 54,680,369,936,107,936
  5. Step 5: Solve for x
    x = 54,680,369,936,107,936/266,278,842.21
  6. Step 6: Final answer
    x = 205,350,036.38

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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.