Home / 946,557,974.55-1,419,910,251.84-316,292,211.36

Finding the Fourth Proportional to 946,557,974.55, 1,419,910,251.84 and 316,292,211.36

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Solution

The fourth proportional to 946,557,974.55, 1,419,910,251.84 and 316,292,211.36 is: 474,462,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,557,974.55 : 1,419,910,251.84 = 316,292,211.36 : x
  2. Step 2: Convert to fraction form
    946,557,974.55/1,419,910,251.84 = 316,292,211.36/x
  3. Step 3: Cross multiply
    946,557,974.55x = 1,419,910,251.84 × 316,292,211.36
  4. Step 4: Simplify right side
    946,557,974.55x = 449,106,553,487,208,128
  5. Step 5: Solve for x
    x = 449,106,553,487,208,128/946,557,974.55
  6. Step 6: Final answer
    x = 474,462,806.89

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1.5x scale

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.