Home / 251,009,005.15-376,513,507.73-174,481,501.15

Finding the Fourth Proportional to 251,009,005.15, 376,513,507.73 and 174,481,501.15

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Solution

The fourth proportional to 251,009,005.15, 376,513,507.73 and 174,481,501.15 is: 261,722,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,009,005.15 : 376,513,507.73 = 174,481,501.15 : x
  2. Step 2: Convert to fraction form
    251,009,005.15/376,513,507.73 = 174,481,501.15/x
  3. Step 3: Cross multiply
    251,009,005.15x = 376,513,507.73 × 174,481,501.15
  4. Step 4: Simplify right side
    251,009,005.15x = 65,694,642,031,110,128
  5. Step 5: Solve for x
    x = 65,694,642,031,110,128/251,009,005.15
  6. Step 6: Final answer
    x = 261,722,251.73

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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.