Home / 484,254,356,431.60-726,381,534,647.40-258,310,727,246.80

Finding the Fourth Proportional to 484,254,356,431.60, 726,381,534,647.40 and 258,310,727,246.80

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Solution

The fourth proportional to 484,254,356,431.60, 726,381,534,647.40 and 258,310,727,246.80 is: 387,466,090,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,254,356,431.60 : 726,381,534,647.40 = 258,310,727,246.80 : x
  2. Step 2: Convert to fraction form
    484,254,356,431.60/726,381,534,647.40 = 258,310,727,246.80/x
  3. Step 3: Cross multiply
    484,254,356,431.60x = 726,381,534,647.40 × 258,310,727,246.80
  4. Step 4: Simplify right side
    484,254,356,431.60x = 187,632,142,473,416,530,722,816
  5. Step 5: Solve for x
    x = 187,632,142,473,416,530,722,816/484,254,356,431.60
  6. Step 6: Final answer
    x = 387,466,090,870.20

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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.