Home / 1,833,312,382.72-2,530,032,198.99-1,029,681,499.78

Finding the Fourth Proportional to 1,833,312,382.72, 2,530,032,198.99 and 1,029,681,499.78

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Solution

The fourth proportional to 1,833,312,382.72, 2,530,032,198.99 and 1,029,681,499.78 is: 1,420,994,792.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,312,382.72 : 2,530,032,198.99 = 1,029,681,499.78 : x
  2. Step 2: Convert to fraction form
    1,833,312,382.72/2,530,032,198.99 = 1,029,681,499.78/x
  3. Step 3: Cross multiply
    1,833,312,382.72x = 2,530,032,198.99 × 1,029,681,499.78
  4. Step 4: Simplify right side
    1,833,312,382.72x = 2,605,127,349,147,714,048
  5. Step 5: Solve for x
    x = 2,605,127,349,147,714,048/1,833,312,382.72
  6. Step 6: Final answer
    x = 1,420,994,792.65

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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.