Home / 169,625,717.20-254,438,575.80-115,878,005.20

Finding the Fourth Proportional to 169,625,717.20, 254,438,575.80 and 115,878,005.20

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Solution

The fourth proportional to 169,625,717.20, 254,438,575.80 and 115,878,005.20 is: 173,817,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,625,717.20 : 254,438,575.80 = 115,878,005.20 : x
  2. Step 2: Convert to fraction form
    169,625,717.20/254,438,575.80 = 115,878,005.20/x
  3. Step 3: Cross multiply
    169,625,717.20x = 254,438,575.80 × 115,878,005.20
  4. Step 4: Simplify right side
    169,625,717.20x = 29,483,834,609,632,996
  5. Step 5: Solve for x
    x = 29,483,834,609,632,996/169,625,717.20
  6. Step 6: Final answer
    x = 173,817,007.80

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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.