Home / 343,633,628.86-474,214,485.03-189,108,956.86

Finding the Fourth Proportional to 343,633,628.86, 474,214,485.03 and 189,108,956.86

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Solution

The fourth proportional to 343,633,628.86, 474,214,485.03 and 189,108,956.86 is: 260,970,402.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,633,628.86 : 474,214,485.03 = 189,108,956.86 : x
  2. Step 2: Convert to fraction form
    343,633,628.86/474,214,485.03 = 189,108,956.86/x
  3. Step 3: Cross multiply
    343,633,628.86x = 474,214,485.03 × 189,108,956.86
  4. Step 4: Simplify right side
    343,633,628.86x = 89,678,206,591,925,392
  5. Step 5: Solve for x
    x = 89,678,206,591,925,392/343,633,628.86
  6. Step 6: Final answer
    x = 260,970,402.95

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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.