Home / 121,936,469.63-182,866,158.17-40,041,847.31

Finding the Fourth Proportional to 121,936,469.63, 182,866,158.17 and 40,041,847.31

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Solution

The fourth proportional to 121,936,469.63, 182,866,158.17 and 40,041,847.31 is: 60,050,113.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,936,469.63 : 182,866,158.17 = 40,041,847.31 : x
  2. Step 2: Convert to fraction form
    121,936,469.63/182,866,158.17 = 40,041,847.31/x
  3. Step 3: Cross multiply
    121,936,469.63x = 182,866,158.17 × 40,041,847.31
  4. Step 4: Simplify right side
    121,936,469.63x = 7,322,298,783,409,240
  5. Step 5: Solve for x
    x = 7,322,298,783,409,240/121,936,469.63
  6. Step 6: Final answer
    x = 60,050,113.03

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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.