Home / 172,467,885.58-238,006,648.82-98,128,444.34

Finding the Fourth Proportional to 172,467,885.58, 238,006,648.82 and 98,128,444.34

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Solution

The fourth proportional to 172,467,885.58, 238,006,648.82 and 98,128,444.34 is: 135,417,803.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,467,885.58 : 238,006,648.82 = 98,128,444.34 : x
  2. Step 2: Convert to fraction form
    172,467,885.58/238,006,648.82 = 98,128,444.34/x
  3. Step 3: Cross multiply
    172,467,885.58x = 238,006,648.82 × 98,128,444.34
  4. Step 4: Simplify right side
    172,467,885.58x = 23,355,222,191,283,296
  5. Step 5: Solve for x
    x = 23,355,222,191,283,296/172,467,885.58
  6. Step 6: Final answer
    x = 135,417,803.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.