Home / 727,781,499.26-1,091,283,840.18-377,675,051.42

Finding the Fourth Proportional to 727,781,499.26, 1,091,283,840.18 and 377,675,051.42

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Solution

The fourth proportional to 727,781,499.26, 1,091,283,840.18 and 377,675,051.42 is: 566,311,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,781,499.26 : 1,091,283,840.18 = 377,675,051.42 : x
  2. Step 2: Convert to fraction form
    727,781,499.26/1,091,283,840.18 = 377,675,051.42/x
  3. Step 3: Cross multiply
    727,781,499.26x = 1,091,283,840.18 × 377,675,051.42
  4. Step 4: Simplify right side
    727,781,499.26x = 412,150,680,453,796,608
  5. Step 5: Solve for x
    x = 412,150,680,453,796,608/727,781,499.26
  6. Step 6: Final answer
    x = 566,311,016.25

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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.