Home / 1,195,979,336.75-1,793,917,895.45-409,103,351.42

Finding the Fourth Proportional to 1,195,979,336.75, 1,793,917,895.45 and 409,103,351.42

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Solution

The fourth proportional to 1,195,979,336.75, 1,793,917,895.45 and 409,103,351.42 is: 613,637,544.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,979,336.75 : 1,793,917,895.45 = 409,103,351.42 : x
  2. Step 2: Convert to fraction form
    1,195,979,336.75/1,793,917,895.45 = 409,103,351.42/x
  3. Step 3: Cross multiply
    1,195,979,336.75x = 1,793,917,895.45 × 409,103,351.42
  4. Step 4: Simplify right side
    1,195,979,336.75x = 733,897,823,191,938,688
  5. Step 5: Solve for x
    x = 733,897,823,191,938,688/1,195,979,336.75
  6. Step 6: Final answer
    x = 613,637,544.26

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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.