Home / 807,707,160.78-1,211,686,008.06-341,370,548.10

Finding the Fourth Proportional to 807,707,160.78, 1,211,686,008.06 and 341,370,548.10

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Solution

The fourth proportional to 807,707,160.78, 1,211,686,008.06 and 341,370,548.10 is: 512,108,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,707,160.78 : 1,211,686,008.06 = 341,370,548.10 : x
  2. Step 2: Convert to fraction form
    807,707,160.78/1,211,686,008.06 = 341,370,548.10/x
  3. Step 3: Cross multiply
    807,707,160.78x = 1,211,686,008.06 × 341,370,548.10
  4. Step 4: Simplify right side
    807,707,160.78x = 413,633,916,696,543,232
  5. Step 5: Solve for x
    x = 413,633,916,696,543,232/807,707,160.78
  6. Step 6: Final answer
    x = 512,108,765.13

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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.