Home / 835,083,168.45-1,152,394,671.92-463,805,495.07

Finding the Fourth Proportional to 835,083,168.45, 1,152,394,671.92 and 463,805,495.07

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Solution

The fourth proportional to 835,083,168.45, 1,152,394,671.92 and 463,805,495.07 is: 640,040,419.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,083,168.45 : 1,152,394,671.92 = 463,805,495.07 : x
  2. Step 2: Convert to fraction form
    835,083,168.45/1,152,394,671.92 = 463,805,495.07/x
  3. Step 3: Cross multiply
    835,083,168.45x = 1,152,394,671.92 × 463,805,495.07
  4. Step 4: Simplify right side
    835,083,168.45x = 534,486,981,319,245,312
  5. Step 5: Solve for x
    x = 534,486,981,319,245,312/835,083,168.45
  6. Step 6: Final answer
    x = 640,040,419.34

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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.