Home / 5,251,619,902.28-7,247,408,324.25-2,872,703,399.64

Finding the Fourth Proportional to 5,251,619,902.28, 7,247,408,324.25 and 2,872,703,399.64

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Solution

The fourth proportional to 5,251,619,902.28, 7,247,408,324.25 and 2,872,703,399.64 is: 3,964,425,247.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,619,902.28 : 7,247,408,324.25 = 2,872,703,399.64 : x
  2. Step 2: Convert to fraction form
    5,251,619,902.28/7,247,408,324.25 = 2,872,703,399.64/x
  3. Step 3: Cross multiply
    5,251,619,902.28x = 7,247,408,324.25 × 2,872,703,399.64
  4. Step 4: Simplify right side
    5,251,619,902.28x = 20,819,654,531,652,210,688
  5. Step 5: Solve for x
    x = 20,819,654,531,652,210,688/5,251,619,902.28
  6. Step 6: Final answer
    x = 3,964,425,247.65

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1.5x scale

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.