Home / 1,679,877,884,912.30-2,318,206,809,726.10-938,295,543,216.20

Finding the Fourth Proportional to 1,679,877,884,912.30, 2,318,206,809,726.10 and 938,295,543,216.20

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Solution

The fourth proportional to 1,679,877,884,912.30, 2,318,206,809,726.10 and 938,295,543,216.20 is: 1,294,834,069,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,877,884,912.30 : 2,318,206,809,726.10 = 938,295,543,216.20 : x
  2. Step 2: Convert to fraction form
    1,679,877,884,912.30/2,318,206,809,726.10 = 938,295,543,216.20/x
  3. Step 3: Cross multiply
    1,679,877,884,912.30x = 2,318,206,809,726.10 × 938,295,543,216.20
  4. Step 4: Simplify right side
    1,679,877,884,912.30x = 2,175,163,117,819,445,051,916,288
  5. Step 5: Solve for x
    x = 2,175,163,117,819,445,051,916,288/1,679,877,884,912.30
  6. Step 6: Final answer
    x = 1,294,834,069,402.02

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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.