Home / 206,684,678,308.80-310,027,017,463.20-164,843,265,496.80

Finding the Fourth Proportional to 206,684,678,308.80, 310,027,017,463.20 and 164,843,265,496.80

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Solution

The fourth proportional to 206,684,678,308.80, 310,027,017,463.20 and 164,843,265,496.80 is: 247,264,898,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,684,678,308.80 : 310,027,017,463.20 = 164,843,265,496.80 : x
  2. Step 2: Convert to fraction form
    206,684,678,308.80/310,027,017,463.20 = 164,843,265,496.80/x
  3. Step 3: Cross multiply
    206,684,678,308.80x = 310,027,017,463.20 × 164,843,265,496.80
  4. Step 4: Simplify right side
    206,684,678,308.80x = 51,105,865,950,867,329,384,448
  5. Step 5: Solve for x
    x = 51,105,865,950,867,329,384,448/206,684,678,308.80
  6. Step 6: Final answer
    x = 247,264,898,245.20

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1.5x scale

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.