Home / 3,886,392,819,578.50-5,363,390,679,936.80-2,152,202,375,909.50

Finding the Fourth Proportional to 3,886,392,819,578.50, 5,363,390,679,936.80 and 2,152,202,375,909.50

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Solution

The fourth proportional to 3,886,392,819,578.50, 5,363,390,679,936.80 and 2,152,202,375,909.50 is: 2,970,132,639,742.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,392,819,578.50 : 5,363,390,679,936.80 = 2,152,202,375,909.50 : x
  2. Step 2: Convert to fraction form
    3,886,392,819,578.50/5,363,390,679,936.80 = 2,152,202,375,909.50/x
  3. Step 3: Cross multiply
    3,886,392,819,578.50x = 5,363,390,679,936.80 × 2,152,202,375,909.50
  4. Step 4: Simplify right side
    3,886,392,819,578.50x = 11,543,102,164,290,849,256,505,344
  5. Step 5: Solve for x
    x = 11,543,102,164,290,849,256,505,344/3,886,392,819,578.50
  6. Step 6: Final answer
    x = 2,970,132,639,742.46

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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.