Home / 1,731,256,782.08-2,387,741,285.76-1,521,965,431.04

Finding the Fourth Proportional to 1,731,256,782.08, 2,387,741,285.76 and 1,521,965,431.04

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Solution

The fourth proportional to 1,731,256,782.08, 2,387,741,285.76 and 1,521,965,431.04 is: 2,099,087,629.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,256,782.08 : 2,387,741,285.76 = 1,521,965,431.04 : x
  2. Step 2: Convert to fraction form
    1,731,256,782.08/2,387,741,285.76 = 1,521,965,431.04/x
  3. Step 3: Cross multiply
    1,731,256,782.08x = 2,387,741,285.76 × 1,521,965,431.04
  4. Step 4: Simplify right side
    1,731,256,782.08x = 3,634,059,695,193,722,368
  5. Step 5: Solve for x
    x = 3,634,059,695,193,722,368/1,731,256,782.08
  6. Step 6: Final answer
    x = 2,099,087,629.76

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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.