Home / 1,737,921,770.20-2,609,905,964.10-921,628,394.20

Finding the Fourth Proportional to 1,737,921,770.20, 2,609,905,964.10 and 921,628,394.20

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Solution

The fourth proportional to 1,737,921,770.20, 2,609,905,964.10 and 921,628,394.20 is: 1,384,045,866.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737,921,770.20 : 2,609,905,964.10 = 921,628,394.20 : x
  2. Step 2: Convert to fraction form
    1,737,921,770.20/2,609,905,964.10 = 921,628,394.20/x
  3. Step 3: Cross multiply
    1,737,921,770.20x = 2,609,905,964.10 × 921,628,394.20
  4. Step 4: Simplify right side
    1,737,921,770.20x = 2,405,363,442,706,485,760
  5. Step 5: Solve for x
    x = 2,405,363,442,706,485,760/1,737,921,770.20
  6. Step 6: Final answer
    x = 1,384,045,866.71

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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.