Home / 1,823,908,734.40-2,735,597,680.80-531,309,438.40

Finding the Fourth Proportional to 1,823,908,734.40, 2,735,597,680.80 and 531,309,438.40

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Solution

The fourth proportional to 1,823,908,734.40, 2,735,597,680.80 and 531,309,438.40 is: 796,886,839.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,908,734.40 : 2,735,597,680.80 = 531,309,438.40 : x
  2. Step 2: Convert to fraction form
    1,823,908,734.40/2,735,597,680.80 = 531,309,438.40/x
  3. Step 3: Cross multiply
    1,823,908,734.40x = 2,735,597,680.80 × 531,309,438.40
  4. Step 4: Simplify right side
    1,823,908,734.40x = 1,453,448,867,474,190,592
  5. Step 5: Solve for x
    x = 1,453,448,867,474,190,592/1,823,908,734.40
  6. Step 6: Final answer
    x = 796,886,839.82

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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.