Home / 20,250,209,420.73-30,344,810,083.52-18,043,371,440.19

Finding the Fourth Proportional to 20,250,209,420.73, 30,344,810,083.52 and 18,043,371,440.19

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Solution

The fourth proportional to 20,250,209,420.73, 30,344,810,083.52 and 18,043,371,440.19 is: 27,037,877,398.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,250,209,420.73 : 30,344,810,083.52 = 18,043,371,440.19 : x
  2. Step 2: Convert to fraction form
    20,250,209,420.73/30,344,810,083.52 = 18,043,371,440.19/x
  3. Step 3: Cross multiply
    20,250,209,420.73x = 30,344,810,083.52 × 18,043,371,440.19
  4. Step 4: Simplify right side
    20,250,209,420.73x = 547,522,679,618,884,009,984
  5. Step 5: Solve for x
    x = 547,522,679,618,884,009,984/20,250,209,420.73
  6. Step 6: Final answer
    x = 27,037,877,398.86

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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.