Home / 145,603,493.91-200,799,745.82-113,817,862.81

Finding the Fourth Proportional to 145,603,493.91, 200,799,745.82 and 113,817,862.81

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Solution

The fourth proportional to 145,603,493.91, 200,799,745.82 and 113,817,862.81 is: 156,964,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,603,493.91 : 200,799,745.82 = 113,817,862.81 : x
  2. Step 2: Convert to fraction form
    145,603,493.91/200,799,745.82 = 113,817,862.81/x
  3. Step 3: Cross multiply
    145,603,493.91x = 200,799,745.82 × 113,817,862.81
  4. Step 4: Simplify right side
    145,603,493.91x = 22,854,597,920,952,544
  5. Step 5: Solve for x
    x = 22,854,597,920,952,544/145,603,493.91
  6. Step 6: Final answer
    x = 156,964,625.69

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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.