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Finding the Fourth Proportional to 1,681,447,673.80, 2,522,171,510.70 and 1,681,447,673.80

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Solution

The fourth proportional to 1,681,447,673.80, 2,522,171,510.70 and 1,681,447,673.80 is: 2,522,171,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,447,673.80 : 2,522,171,510.70 = 1,681,447,673.80 : x
  2. Step 2: Convert to fraction form
    1,681,447,673.80/2,522,171,510.70 = 1,681,447,673.80/x
  3. Step 3: Cross multiply
    1,681,447,673.80x = 2,522,171,510.70 × 1,681,447,673.80
  4. Step 4: Simplify right side
    1,681,447,673.80x = 4,240,899,419,591,146,496
  5. Step 5: Solve for x
    x = 4,240,899,419,591,146,496/1,681,447,673.80
  6. Step 6: Final answer
    x = 2,522,171,510.70

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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.