Home / 801,083,427.36-1,105,480,497.88-443,849,901.16

Finding the Fourth Proportional to 801,083,427.36, 1,105,480,497.88 and 443,849,901.16

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Solution

The fourth proportional to 801,083,427.36, 1,105,480,497.88 and 443,849,901.16 is: 612,504,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,083,427.36 : 1,105,480,497.88 = 443,849,901.16 : x
  2. Step 2: Convert to fraction form
    801,083,427.36/1,105,480,497.88 = 443,849,901.16/x
  3. Step 3: Cross multiply
    801,083,427.36x = 1,105,480,497.88 × 443,849,901.16
  4. Step 4: Simplify right side
    801,083,427.36x = 490,667,409,718,345,664
  5. Step 5: Solve for x
    x = 490,667,409,718,345,664/801,083,427.36
  6. Step 6: Final answer
    x = 612,504,756.63

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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.