Home / 143,937,025.10-215,905,529.45-40,321,571.16

Finding the Fourth Proportional to 143,937,025.10, 215,905,529.45 and 40,321,571.16

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Solution

The fourth proportional to 143,937,025.10, 215,905,529.45 and 40,321,571.16 is: 60,482,354.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,937,025.10 : 215,905,529.45 = 40,321,571.16 : x
  2. Step 2: Convert to fraction form
    143,937,025.10/215,905,529.45 = 40,321,571.16/x
  3. Step 3: Cross multiply
    143,937,025.10x = 215,905,529.45 × 40,321,571.16
  4. Step 4: Simplify right side
    143,937,025.10x = 8,705,650,169,555,649
  5. Step 5: Solve for x
    x = 8,705,650,169,555,649/143,937,025.10
  6. Step 6: Final answer
    x = 60,482,354.44

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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.