Home / 2,390,156,406.92-3,585,241,336.47-916,747,859.69

Finding the Fourth Proportional to 2,390,156,406.92, 3,585,241,336.47 and 916,747,859.69

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Solution

The fourth proportional to 2,390,156,406.92, 3,585,241,336.47 and 916,747,859.69 is: 1,375,124,369.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,156,406.92 : 3,585,241,336.47 = 916,747,859.69 : x
  2. Step 2: Convert to fraction form
    2,390,156,406.92/3,585,241,336.47 = 916,747,859.69/x
  3. Step 3: Cross multiply
    2,390,156,406.92x = 3,585,241,336.47 × 916,747,859.69
  4. Step 4: Simplify right side
    2,390,156,406.92x = 3,286,762,321,680,987,648
  5. Step 5: Solve for x
    x = 3,286,762,321,680,987,648/2,390,156,406.92
  6. Step 6: Final answer
    x = 1,375,124,369.34

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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.