Home / 251,410,214.10-377,131,261.65-78,893,836.68

Finding the Fourth Proportional to 251,410,214.10, 377,131,261.65 and 78,893,836.68

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Solution

The fourth proportional to 251,410,214.10, 377,131,261.65 and 78,893,836.68 is: 118,345,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,410,214.10 : 377,131,261.65 = 78,893,836.68 : x
  2. Step 2: Convert to fraction form
    251,410,214.10/377,131,261.65 = 78,893,836.68/x
  3. Step 3: Cross multiply
    251,410,214.10x = 377,131,261.65 × 78,893,836.68
  4. Step 4: Simplify right side
    251,410,214.10x = 29,753,332,163,537,448
  5. Step 5: Solve for x
    x = 29,753,332,163,537,448/251,410,214.10
  6. Step 6: Final answer
    x = 118,345,757.23

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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.