Home / 1,640,850,589.44-2,264,011,829.84-971,463,252.24

Finding the Fourth Proportional to 1,640,850,589.44, 2,264,011,829.84 and 971,463,252.24

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Solution

The fourth proportional to 1,640,850,589.44, 2,264,011,829.84 and 971,463,252.24 is: 1,340,404,976.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,850,589.44 : 2,264,011,829.84 = 971,463,252.24 : x
  2. Step 2: Convert to fraction form
    1,640,850,589.44/2,264,011,829.84 = 971,463,252.24/x
  3. Step 3: Cross multiply
    1,640,850,589.44x = 2,264,011,829.84 × 971,463,252.24
  4. Step 4: Simplify right side
    1,640,850,589.44x = 2,199,404,295,326,200,064
  5. Step 5: Solve for x
    x = 2,199,404,295,326,200,064/1,640,850,589.44
  6. Step 6: Final answer
    x = 1,340,404,976.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.