Home / 2,768,849,733.46-3,821,012,818.53-1,515,786,589.30

Finding the Fourth Proportional to 2,768,849,733.46, 3,821,012,818.53 and 1,515,786,589.30

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Solution

The fourth proportional to 2,768,849,733.46, 3,821,012,818.53 and 1,515,786,589.30 is: 2,091,785,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,849,733.46 : 3,821,012,818.53 = 1,515,786,589.30 : x
  2. Step 2: Convert to fraction form
    2,768,849,733.46/3,821,012,818.53 = 1,515,786,589.30/x
  3. Step 3: Cross multiply
    2,768,849,733.46x = 3,821,012,818.53 × 1,515,786,589.30
  4. Step 4: Simplify right side
    2,768,849,733.46x = 5,791,839,987,871,168,512
  5. Step 5: Solve for x
    x = 5,791,839,987,871,168,512/2,768,849,733.46
  6. Step 6: Final answer
    x = 2,091,785,595.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.