Home / 172,873,167.66-259,290,652.70-43,480,828.58

Finding the Fourth Proportional to 172,873,167.66, 259,290,652.70 and 43,480,828.58

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Solution

The fourth proportional to 172,873,167.66, 259,290,652.70 and 43,480,828.58 is: 65,216,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,873,167.66 : 259,290,652.70 = 43,480,828.58 : x
  2. Step 2: Convert to fraction form
    172,873,167.66/259,290,652.70 = 43,480,828.58/x
  3. Step 3: Cross multiply
    172,873,167.66x = 259,290,652.70 × 43,480,828.58
  4. Step 4: Simplify right side
    172,873,167.66x = 11,274,172,421,257,264
  5. Step 5: Solve for x
    x = 11,274,172,421,257,264/172,873,167.66
  6. Step 6: Final answer
    x = 65,216,439.16

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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.