Home / 560,399,515.20-839,870,145.90-228,019,170.96

Finding the Fourth Proportional to 560,399,515.20, 839,870,145.90 and 228,019,170.96

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Solution

The fourth proportional to 560,399,515.20, 839,870,145.90 and 228,019,170.96 is: 341,732,084.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,399,515.20 : 839,870,145.90 = 228,019,170.96 : x
  2. Step 2: Convert to fraction form
    560,399,515.20/839,870,145.90 = 228,019,170.96/x
  3. Step 3: Cross multiply
    560,399,515.20x = 839,870,145.90 × 228,019,170.96
  4. Step 4: Simplify right side
    560,399,515.20x = 191,506,494,382,172,256
  5. Step 5: Solve for x
    x = 191,506,494,382,172,256/560,399,515.20
  6. Step 6: Final answer
    x = 341,732,084.32

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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.