Home / 511,185,035.98-766,777,526.35-123,007,907.86

Finding the Fourth Proportional to 511,185,035.98, 766,777,526.35 and 123,007,907.86

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Solution

The fourth proportional to 511,185,035.98, 766,777,526.35 and 123,007,907.86 is: 184,511,855.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,185,035.98 : 766,777,526.35 = 123,007,907.86 : x
  2. Step 2: Convert to fraction form
    511,185,035.98/766,777,526.35 = 123,007,907.86/x
  3. Step 3: Cross multiply
    511,185,035.98x = 766,777,526.35 × 123,007,907.86
  4. Step 4: Simplify right side
    511,185,035.98x = 94,319,699,310,379,520
  5. Step 5: Solve for x
    x = 94,319,699,310,379,520/511,185,035.98
  6. Step 6: Final answer
    x = 184,511,855.14

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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.