Home / 1,294,704,001.20-1,942,056,001.80-567,692,713.20

Finding the Fourth Proportional to 1,294,704,001.20, 1,942,056,001.80 and 567,692,713.20

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Solution

The fourth proportional to 1,294,704,001.20, 1,942,056,001.80 and 567,692,713.20 is: 851,539,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,704,001.20 : 1,942,056,001.80 = 567,692,713.20 : x
  2. Step 2: Convert to fraction form
    1,294,704,001.20/1,942,056,001.80 = 567,692,713.20/x
  3. Step 3: Cross multiply
    1,294,704,001.20x = 1,942,056,001.80 × 567,692,713.20
  4. Step 4: Simplify right side
    1,294,704,001.20x = 1,102,491,040,848,186,112
  5. Step 5: Solve for x
    x = 1,102,491,040,848,186,112/1,294,704,001.20
  6. Step 6: Final answer
    x = 851,539,069.80

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1.5x scale

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.