Home / 251,410,213.35-377,131,260.52-78,893,835.93

Finding the Fourth Proportional to 251,410,213.35, 377,131,260.52 and 78,893,835.93

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Solution

The fourth proportional to 251,410,213.35, 377,131,260.52 and 78,893,835.93 is: 118,345,756.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,410,213.35 : 377,131,260.52 = 78,893,835.93 : x
  2. Step 2: Convert to fraction form
    251,410,213.35/377,131,260.52 = 78,893,835.93/x
  3. Step 3: Cross multiply
    251,410,213.35x = 377,131,260.52 × 78,893,835.93
  4. Step 4: Simplify right side
    251,410,213.35x = 29,753,331,791,637,588
  5. Step 5: Solve for x
    x = 29,753,331,791,637,588/251,410,213.35
  6. Step 6: Final answer
    x = 118,345,756.11

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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.