Home / 1,045,327,127.70-1,568,226,919.92-345,817,611.66

Finding the Fourth Proportional to 1,045,327,127.70, 1,568,226,919.92 and 345,817,611.66

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Solution

The fourth proportional to 1,045,327,127.70, 1,568,226,919.92 and 345,817,611.66 is: 518,804,567.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,327,127.70 : 1,568,226,919.92 = 345,817,611.66 : x
  2. Step 2: Convert to fraction form
    1,045,327,127.70/1,568,226,919.92 = 345,817,611.66/x
  3. Step 3: Cross multiply
    1,045,327,127.70x = 1,568,226,919.92 × 345,817,611.66
  4. Step 4: Simplify right side
    1,045,327,127.70x = 542,320,487,987,652,544
  5. Step 5: Solve for x
    x = 542,320,487,987,652,544/1,045,327,127.70
  6. Step 6: Final answer
    x = 518,804,567.12

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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.