Home / 676,721,595.60-1,014,885,469.21-262,105,942.03

Finding the Fourth Proportional to 676,721,595.60, 1,014,885,469.21 and 262,105,942.03

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Solution

The fourth proportional to 676,721,595.60, 1,014,885,469.21 and 262,105,942.03 is: 393,082,640.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,721,595.60 : 1,014,885,469.21 = 262,105,942.03 : x
  2. Step 2: Convert to fraction form
    676,721,595.60/1,014,885,469.21 = 262,105,942.03/x
  3. Step 3: Cross multiply
    676,721,595.60x = 1,014,885,469.21 × 262,105,942.03
  4. Step 4: Simplify right side
    676,721,595.60x = 266,007,511,959,845,632
  5. Step 5: Solve for x
    x = 266,007,511,959,845,632/676,721,595.60
  6. Step 6: Final answer
    x = 393,082,640.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.