Home / 221,434,864.80-332,152,297.20-164,039,236.80

Finding the Fourth Proportional to 221,434,864.80, 332,152,297.20 and 164,039,236.80

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Solution

The fourth proportional to 221,434,864.80, 332,152,297.20 and 164,039,236.80 is: 246,058,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,434,864.80 : 332,152,297.20 = 164,039,236.80 : x
  2. Step 2: Convert to fraction form
    221,434,864.80/332,152,297.20 = 164,039,236.80/x
  3. Step 3: Cross multiply
    221,434,864.80x = 332,152,297.20 × 164,039,236.80
  4. Step 4: Simplify right side
    221,434,864.80x = 54,486,009,334,054,776
  5. Step 5: Solve for x
    x = 54,486,009,334,054,776/221,434,864.80
  6. Step 6: Final answer
    x = 246,058,855.20

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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.