Home / 439,684,850.77-659,548,486.51-144,573,436.88

Finding the Fourth Proportional to 439,684,850.77, 659,548,486.51 and 144,573,436.88

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Solution

The fourth proportional to 439,684,850.77, 659,548,486.51 and 144,573,436.88 is: 216,867,129.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,684,850.77 : 659,548,486.51 = 144,573,436.88 : x
  2. Step 2: Convert to fraction form
    439,684,850.77/659,548,486.51 = 144,573,436.88/x
  3. Step 3: Cross multiply
    439,684,850.77x = 659,548,486.51 × 144,573,436.88
  4. Step 4: Simplify right side
    439,684,850.77x = 95,353,191,482,567,152
  5. Step 5: Solve for x
    x = 95,353,191,482,567,152/439,684,850.77
  6. Step 6: Final answer
    x = 216,867,129.53

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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.