Home / 993,051,080.82-1,489,618,545.93-293,544,817.02

Finding the Fourth Proportional to 993,051,080.82, 1,489,618,545.93 and 293,544,817.02

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Solution

The fourth proportional to 993,051,080.82, 1,489,618,545.93 and 293,544,817.02 is: 440,329,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,051,080.82 : 1,489,618,545.93 = 293,544,817.02 : x
  2. Step 2: Convert to fraction form
    993,051,080.82/1,489,618,545.93 = 293,544,817.02/x
  3. Step 3: Cross multiply
    993,051,080.82x = 1,489,618,545.93 × 293,544,817.02
  4. Step 4: Simplify right side
    993,051,080.82x = 437,269,803,494,620,288
  5. Step 5: Solve for x
    x = 437,269,803,494,620,288/993,051,080.82
  6. Step 6: Final answer
    x = 440,329,618.43

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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.