Home / 1,679,877,884,906.10-2,318,206,809,717.40-938,295,543,209.85

Finding the Fourth Proportional to 1,679,877,884,906.10, 2,318,206,809,717.40 and 938,295,543,209.85

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Solution

The fourth proportional to 1,679,877,884,906.10, 2,318,206,809,717.40 and 938,295,543,209.85 is: 1,294,834,069,393.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,877,884,906.10 : 2,318,206,809,717.40 = 938,295,543,209.85 : x
  2. Step 2: Convert to fraction form
    1,679,877,884,906.10/2,318,206,809,717.40 = 938,295,543,209.85/x
  3. Step 3: Cross multiply
    1,679,877,884,906.10x = 2,318,206,809,717.40 × 938,295,543,209.85
  4. Step 4: Simplify right side
    1,679,877,884,906.10x = 2,175,163,117,796,560,929,292,288
  5. Step 5: Solve for x
    x = 2,175,163,117,796,560,929,292,288/1,679,877,884,906.10
  6. Step 6: Final answer
    x = 1,294,834,069,393.17

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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.