Home / 851,290,668.64-1,276,826,171.82-269,083,767.12

Finding the Fourth Proportional to 851,290,668.64, 1,276,826,171.82 and 269,083,767.12

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Solution

The fourth proportional to 851,290,668.64, 1,276,826,171.82 and 269,083,767.12 is: 403,590,934.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,290,668.64 : 1,276,826,171.82 = 269,083,767.12 : x
  2. Step 2: Convert to fraction form
    851,290,668.64/1,276,826,171.82 = 269,083,767.12/x
  3. Step 3: Cross multiply
    851,290,668.64x = 1,276,826,171.82 × 269,083,767.12
  4. Step 4: Simplify right side
    851,290,668.64x = 343,573,196,266,457,088
  5. Step 5: Solve for x
    x = 343,573,196,266,457,088/851,290,668.64
  6. Step 6: Final answer
    x = 403,590,934.24

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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.