Home / 472,805,480,021.62-709,061,540,766.10-170,578,793,753.60

Finding the Fourth Proportional to 472,805,480,021.62, 709,061,540,766.10 and 170,578,793,753.60

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Solution

The fourth proportional to 472,805,480,021.62, 709,061,540,766.10 and 170,578,793,753.60 is: 255,815,271,674.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,805,480,021.62 : 709,061,540,766.10 = 170,578,793,753.60 : x
  2. Step 2: Convert to fraction form
    472,805,480,021.62/709,061,540,766.10 = 170,578,793,753.60/x
  3. Step 3: Cross multiply
    472,805,480,021.62x = 709,061,540,766.10 × 170,578,793,753.60
  4. Step 4: Simplify right side
    472,805,480,021.62x = 120,950,862,320,950,415,720,448
  5. Step 5: Solve for x
    x = 120,950,862,320,950,415,720,448/472,805,480,021.62
  6. Step 6: Final answer
    x = 255,815,271,674.56

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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.