Home / 149,286,229.44-206,015,952.24-83,210,916.50

Finding the Fourth Proportional to 149,286,229.44, 206,015,952.24 and 83,210,916.50

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Solution

The fourth proportional to 149,286,229.44, 206,015,952.24 and 83,210,916.50 is: 114,831,597.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,286,229.44 : 206,015,952.24 = 83,210,916.50 : x
  2. Step 2: Convert to fraction form
    149,286,229.44/206,015,952.24 = 83,210,916.50/x
  3. Step 3: Cross multiply
    149,286,229.44x = 206,015,952.24 × 83,210,916.50
  4. Step 4: Simplify right side
    149,286,229.44x = 17,142,776,199,510,628
  5. Step 5: Solve for x
    x = 17,142,776,199,510,628/149,286,229.44
  6. Step 6: Final answer
    x = 114,831,597.42

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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.