Home / 252,983,385,116.42-379,461,712,786.94-82,980,580,760.16

Finding the Fourth Proportional to 252,983,385,116.42, 379,461,712,786.94 and 82,980,580,760.16

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Solution

The fourth proportional to 252,983,385,116.42, 379,461,712,786.94 and 82,980,580,760.16 is: 124,466,487,349.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,983,385,116.42 : 379,461,712,786.94 = 82,980,580,760.16 : x
  2. Step 2: Convert to fraction form
    252,983,385,116.42/379,461,712,786.94 = 82,980,580,760.16/x
  3. Step 3: Cross multiply
    252,983,385,116.42x = 379,461,712,786.94 × 82,980,580,760.16
  4. Step 4: Simplify right side
    252,983,385,116.42x = 31,487,953,303,305,313,058,816
  5. Step 5: Solve for x
    x = 31,487,953,303,305,313,058,816/252,983,385,116.42
  6. Step 6: Final answer
    x = 124,466,487,349.81

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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.