Home / 911,735,283.16-1,367,267,912.52-313,303,425.76

Finding the Fourth Proportional to 911,735,283.16, 1,367,267,912.52 and 313,303,425.76

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Solution

The fourth proportional to 911,735,283.16, 1,367,267,912.52 and 313,303,425.76 is: 469,840,016.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,735,283.16 : 1,367,267,912.52 = 313,303,425.76 : x
  2. Step 2: Convert to fraction form
    911,735,283.16/1,367,267,912.52 = 313,303,425.76/x
  3. Step 3: Cross multiply
    911,735,283.16x = 1,367,267,912.52 × 313,303,425.76
  4. Step 4: Simplify right side
    911,735,283.16x = 428,369,720,924,240,000
  5. Step 5: Solve for x
    x = 428,369,720,924,240,000/911,735,283.16
  6. Step 6: Final answer
    x = 469,840,016.98

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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.