Home / 1,109,514,607.20-1,661,086,861.20-1,077,664,111.20

Finding the Fourth Proportional to 1,109,514,607.20, 1,661,086,861.20 and 1,077,664,111.20

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Solution

The fourth proportional to 1,109,514,607.20, 1,661,086,861.20 and 1,077,664,111.20 is: 1,613,402,549.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,514,607.20 : 1,661,086,861.20 = 1,077,664,111.20 : x
  2. Step 2: Convert to fraction form
    1,109,514,607.20/1,661,086,861.20 = 1,077,664,111.20/x
  3. Step 3: Cross multiply
    1,109,514,607.20x = 1,661,086,861.20 × 1,077,664,111.20
  4. Step 4: Simplify right side
    1,109,514,607.20x = 1,790,093,695,901,095,936
  5. Step 5: Solve for x
    x = 1,790,093,695,901,095,936/1,109,514,607.20
  6. Step 6: Final answer
    x = 1,613,402,549.44

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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.