Home / 1,325,553,262.72-1,988,534,197.85-451,950,327.25

Finding the Fourth Proportional to 1,325,553,262.72, 1,988,534,197.85 and 451,950,327.25

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Solution

The fourth proportional to 1,325,553,262.72, 1,988,534,197.85 and 451,950,327.25 is: 677,995,148.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,553,262.72 : 1,988,534,197.85 = 451,950,327.25 : x
  2. Step 2: Convert to fraction form
    1,325,553,262.72/1,988,534,197.85 = 451,950,327.25/x
  3. Step 3: Cross multiply
    1,325,553,262.72x = 1,988,534,197.85 × 451,950,327.25
  4. Step 4: Simplify right side
    1,325,553,262.72x = 898,718,681,466,123,648
  5. Step 5: Solve for x
    x = 898,718,681,466,123,648/1,325,553,262.72
  6. Step 6: Final answer
    x = 677,995,148.70

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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.