Home / 264,182,768.90-395,938,230.15-127,574,000.90

Finding the Fourth Proportional to 264,182,768.90, 395,938,230.15 and 127,574,000.90

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Solution

The fourth proportional to 264,182,768.90, 395,938,230.15 and 127,574,000.90 is: 191,198,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,182,768.90 : 395,938,230.15 = 127,574,000.90 : x
  2. Step 2: Convert to fraction form
    264,182,768.90/395,938,230.15 = 127,574,000.90/x
  3. Step 3: Cross multiply
    264,182,768.90x = 395,938,230.15 × 127,574,000.90
  4. Step 4: Simplify right side
    264,182,768.90x = 50,511,424,129,500,504
  5. Step 5: Solve for x
    x = 50,511,424,129,500,504/264,182,768.90
  6. Step 6: Final answer
    x = 191,198,783.86

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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.