Home / 1,679,877,884,912-2,318,206,809,725.20-938,295,543,215.70

Finding the Fourth Proportional to 1,679,877,884,912, 2,318,206,809,725.20 and 938,295,543,215.70

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Solution

The fourth proportional to 1,679,877,884,912, 2,318,206,809,725.20 and 938,295,543,215.70 is: 1,294,834,069,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,877,884,912 : 2,318,206,809,725.20 = 938,295,543,215.70 : x
  2. Step 2: Convert to fraction form
    1,679,877,884,912/2,318,206,809,725.20 = 938,295,543,215.70/x
  3. Step 3: Cross multiply
    1,679,877,884,912x = 2,318,206,809,725.20 × 938,295,543,215.70
  4. Step 4: Simplify right side
    1,679,877,884,912x = 2,175,163,117,817,441,449,672,704
  5. Step 5: Solve for x
    x = 2,175,163,117,817,441,449,672,704/1,679,877,884,912
  6. Step 6: Final answer
    x = 1,294,834,069,401.05

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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.