Home / 2,390,156,396.69-3,585,241,321.08-916,747,849.46

Finding the Fourth Proportional to 2,390,156,396.69, 3,585,241,321.08 and 916,747,849.46

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Solution

The fourth proportional to 2,390,156,396.69, 3,585,241,321.08 and 916,747,849.46 is: 1,375,124,353.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,156,396.69 : 3,585,241,321.08 = 916,747,849.46 : x
  2. Step 2: Convert to fraction form
    2,390,156,396.69/3,585,241,321.08 = 916,747,849.46/x
  3. Step 3: Cross multiply
    2,390,156,396.69x = 3,585,241,321.08 × 916,747,849.46
  4. Step 4: Simplify right side
    2,390,156,396.69x = 3,286,762,270,891,809,792
  5. Step 5: Solve for x
    x = 3,286,762,270,891,809,792/2,390,156,396.69
  6. Step 6: Final answer
    x = 1,375,124,353.97

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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.