Home / 469,052,647.40-703,349,729.58-192,629,975.32

Finding the Fourth Proportional to 469,052,647.40, 703,349,729.58 and 192,629,975.32

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Solution

The fourth proportional to 469,052,647.40, 703,349,729.58 and 192,629,975.32 is: 288,850,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,052,647.40 : 703,349,729.58 = 192,629,975.32 : x
  2. Step 2: Convert to fraction form
    469,052,647.40/703,349,729.58 = 192,629,975.32/x
  3. Step 3: Cross multiply
    469,052,647.40x = 703,349,729.58 × 192,629,975.32
  4. Step 4: Simplify right side
    469,052,647.40x = 135,486,241,050,324,080
  5. Step 5: Solve for x
    x = 135,486,241,050,324,080/469,052,647.40
  6. Step 6: Final answer
    x = 288,850,818.35

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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.