Home / 20,149,574,213.40-27,815,329,896.30-13,016,466,813.48

Finding the Fourth Proportional to 20,149,574,213.40, 27,815,329,896.30 and 13,016,466,813.48

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Solution

The fourth proportional to 20,149,574,213.40, 27,815,329,896.30 and 13,016,466,813.48 is: 17,968,484,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,149,574,213.40 : 27,815,329,896.30 = 13,016,466,813.48 : x
  2. Step 2: Convert to fraction form
    20,149,574,213.40/27,815,329,896.30 = 13,016,466,813.48/x
  3. Step 3: Cross multiply
    20,149,574,213.40x = 27,815,329,896.30 × 13,016,466,813.48
  4. Step 4: Simplify right side
    20,149,574,213.40x = 362,057,318,501,186,994,176
  5. Step 5: Solve for x
    x = 362,057,318,501,186,994,176/20,149,574,213.40
  6. Step 6: Final answer
    x = 17,968,484,825.87

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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.