Home / 152,521,893.95-228,591,358.13-82,489,330.93

Finding the Fourth Proportional to 152,521,893.95, 228,591,358.13 and 82,489,330.93

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Solution

The fourth proportional to 152,521,893.95, 228,591,358.13 and 82,489,330.93 is: 123,630,435.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,521,893.95 : 228,591,358.13 = 82,489,330.93 : x
  2. Step 2: Convert to fraction form
    152,521,893.95/228,591,358.13 = 82,489,330.93/x
  3. Step 3: Cross multiply
    152,521,893.95x = 228,591,358.13 × 82,489,330.93
  4. Step 4: Simplify right side
    152,521,893.95x = 18,856,348,187,944,496
  5. Step 5: Solve for x
    x = 18,856,348,187,944,496/152,521,893.95
  6. Step 6: Final answer
    x = 123,630,435.61

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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.