Home / 4,270,311,849.51-6,405,890,746.91-1,578,837,879.31

Finding the Fourth Proportional to 4,270,311,849.51, 6,405,890,746.91 and 1,578,837,879.31

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Solution

The fourth proportional to 4,270,311,849.51, 6,405,890,746.91 and 1,578,837,879.31 is: 2,368,413,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270,311,849.51 : 6,405,890,746.91 = 1,578,837,879.31 : x
  2. Step 2: Convert to fraction form
    4,270,311,849.51/6,405,890,746.91 = 1,578,837,879.31/x
  3. Step 3: Cross multiply
    4,270,311,849.51x = 6,405,890,746.91 × 1,578,837,879.31
  4. Step 4: Simplify right side
    4,270,311,849.51x = 10,113,862,961,936,576,512
  5. Step 5: Solve for x
    x = 10,113,862,961,936,576,512/4,270,311,849.51
  6. Step 6: Final answer
    x = 2,368,413,202.21

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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.