Home / 959,918,488.57-1,439,877,736.41-269,825,742.55

Finding the Fourth Proportional to 959,918,488.57, 1,439,877,736.41 and 269,825,742.55

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Solution

The fourth proportional to 959,918,488.57, 1,439,877,736.41 and 269,825,742.55 is: 404,738,614.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,918,488.57 : 1,439,877,736.41 = 269,825,742.55 : x
  2. Step 2: Convert to fraction form
    959,918,488.57/1,439,877,736.41 = 269,825,742.55/x
  3. Step 3: Cross multiply
    959,918,488.57x = 1,439,877,736.41 × 269,825,742.55
  4. Step 4: Simplify right side
    959,918,488.57x = 388,516,079,408,041,472
  5. Step 5: Solve for x
    x = 388,516,079,408,041,472/959,918,488.57
  6. Step 6: Final answer
    x = 404,738,614.82

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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.