Home / 14,943,012,958.94-20,621,399,445.34-8,168,913,394.52

Finding the Fourth Proportional to 14,943,012,958.94, 20,621,399,445.34 and 8,168,913,394.52

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Solution

The fourth proportional to 14,943,012,958.94, 20,621,399,445.34 and 8,168,913,394.52 is: 11,273,123,205.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,943,012,958.94 : 20,621,399,445.34 = 8,168,913,394.52 : x
  2. Step 2: Convert to fraction form
    14,943,012,958.94/20,621,399,445.34 = 8,168,913,394.52/x
  3. Step 3: Cross multiply
    14,943,012,958.94x = 20,621,399,445.34 × 8,168,913,394.52
  4. Step 4: Simplify right side
    14,943,012,958.94x = 168,454,426,142,665,801,728
  5. Step 5: Solve for x
    x = 168,454,426,142,665,801,728/14,943,012,958.94
  6. Step 6: Final answer
    x = 11,273,123,205.18

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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.