Home / 805,186,433,653.50-1,111,180,855,594.20-439,404,206,634.31

Finding the Fourth Proportional to 805,186,433,653.50, 1,111,180,855,594.20 and 439,404,206,634.31

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Solution

The fourth proportional to 805,186,433,653.50, 1,111,180,855,594.20 and 439,404,206,634.31 is: 606,390,671,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,186,433,653.50 : 1,111,180,855,594.20 = 439,404,206,634.31 : x
  2. Step 2: Convert to fraction form
    805,186,433,653.50/1,111,180,855,594.20 = 439,404,206,634.31/x
  3. Step 3: Cross multiply
    805,186,433,653.50x = 1,111,180,855,594.20 × 439,404,206,634.31
  4. Step 4: Simplify right side
    805,186,433,653.50x = 488,257,542,279,603,232,440,320
  5. Step 5: Solve for x
    x = 488,257,542,279,603,232,440,320/805,186,433,653.50
  6. Step 6: Final answer
    x = 606,390,671,616.45

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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.