Home / 808,295,033.72-1,115,445,048.54-451,059,064.76

Finding the Fourth Proportional to 808,295,033.72, 1,115,445,048.54 and 451,059,064.76

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Solution

The fourth proportional to 808,295,033.72, 1,115,445,048.54 and 451,059,064.76 is: 622,460,338.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,295,033.72 : 1,115,445,048.54 = 451,059,064.76 : x
  2. Step 2: Convert to fraction form
    808,295,033.72/1,115,445,048.54 = 451,059,064.76/x
  3. Step 3: Cross multiply
    808,295,033.72x = 1,115,445,048.54 × 451,059,064.76
  4. Step 4: Simplify right side
    808,295,033.72x = 503,131,600,385,625,152
  5. Step 5: Solve for x
    x = 503,131,600,385,625,152/808,295,033.72
  6. Step 6: Final answer
    x = 622,460,338.61

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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.