Home / 276,575,341.86-381,673,188.27-152,815,137.30

Finding the Fourth Proportional to 276,575,341.86, 381,673,188.27 and 152,815,137.30

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Solution

The fourth proportional to 276,575,341.86, 381,673,188.27 and 152,815,137.30 is: 210,884,456.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,575,341.86 : 381,673,188.27 = 152,815,137.30 : x
  2. Step 2: Convert to fraction form
    276,575,341.86/381,673,188.27 = 152,815,137.30/x
  3. Step 3: Cross multiply
    276,575,341.86x = 381,673,188.27 × 152,815,137.30
  4. Step 4: Simplify right side
    276,575,341.86x = 58,325,440,669,208,800
  5. Step 5: Solve for x
    x = 58,325,440,669,208,800/276,575,341.86
  6. Step 6: Final answer
    x = 210,884,456.57

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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.