Home / 824,672,322,991.32-1,237,009,919,392.30-258,753,439,763.16

Finding the Fourth Proportional to 824,672,322,991.32, 1,237,009,919,392.30 and 258,753,439,763.16

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Solution

The fourth proportional to 824,672,322,991.32, 1,237,009,919,392.30 and 258,753,439,763.16 is: 388,130,609,868.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,672,322,991.32 : 1,237,009,919,392.30 = 258,753,439,763.16 : x
  2. Step 2: Convert to fraction form
    824,672,322,991.32/1,237,009,919,392.30 = 258,753,439,763.16/x
  3. Step 3: Cross multiply
    824,672,322,991.32x = 1,237,009,919,392.30 × 258,753,439,763.16
  4. Step 4: Simplify right side
    824,672,322,991.32x = 320,080,571,663,906,951,397,376
  5. Step 5: Solve for x
    x = 320,080,571,663,906,951,397,376/824,672,322,991.32
  6. Step 6: Final answer
    x = 388,130,609,868.03

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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.