Home / 13,145,844,475,983-18,133,728,239,720-8,198,877,677,345

Finding the Fourth Proportional to 13,145,844,475,983, 18,133,728,239,720 and 8,198,877,677,345

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Solution

The fourth proportional to 13,145,844,475,983, 18,133,728,239,720 and 8,198,877,677,345 is: 11,309,750,388,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,145,844,475,983 : 18,133,728,239,720 = 8,198,877,677,345 : x
  2. Step 2: Convert to fraction form
    13,145,844,475,983/18,133,728,239,720 = 8,198,877,677,345/x
  3. Step 3: Cross multiply
    13,145,844,475,983x = 18,133,728,239,720 × 8,198,877,677,345
  4. Step 4: Simplify right side
    13,145,844,475,983x = 148,676,219,671,680,945,433,346,048
  5. Step 5: Solve for x
    x = 148,676,219,671,680,945,433,346,048/13,145,844,475,983
  6. Step 6: Final answer
    x = 11,309,750,388,672.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.