Home / 149,131,629.12-223,705,415.28-46,903,638.40

Finding the Fourth Proportional to 149,131,629.12, 223,705,415.28 and 46,903,638.40

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Solution

The fourth proportional to 149,131,629.12, 223,705,415.28 and 46,903,638.40 is: 70,357,964.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,131,629.12 : 223,705,415.28 = 46,903,638.40 : x
  2. Step 2: Convert to fraction form
    149,131,629.12/223,705,415.28 = 46,903,638.40/x
  3. Step 3: Cross multiply
    149,131,629.12x = 223,705,415.28 × 46,903,638.40
  4. Step 4: Simplify right side
    149,131,629.12x = 10,492,597,906,414,954
  5. Step 5: Solve for x
    x = 10,492,597,906,414,954/149,131,629.12
  6. Step 6: Final answer
    x = 70,357,964.76

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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.