Home / 3,886,392,819,568.40-5,363,390,679,924-2,152,202,375,899.60

Finding the Fourth Proportional to 3,886,392,819,568.40, 5,363,390,679,924 and 2,152,202,375,899.60

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Solution

The fourth proportional to 3,886,392,819,568.40, 5,363,390,679,924 and 2,152,202,375,899.60 is: 2,970,132,639,729.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,392,819,568.40 : 5,363,390,679,924 = 2,152,202,375,899.60 : x
  2. Step 2: Convert to fraction form
    3,886,392,819,568.40/5,363,390,679,924 = 2,152,202,375,899.60/x
  3. Step 3: Cross multiply
    3,886,392,819,568.40x = 5,363,390,679,924 × 2,152,202,375,899.60
  4. Step 4: Simplify right side
    3,886,392,819,568.40x = 11,543,102,164,210,204,803,072,000
  5. Step 5: Solve for x
    x = 11,543,102,164,210,204,803,072,000/3,886,392,819,568.40
  6. Step 6: Final answer
    x = 2,970,132,639,729.43

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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.