Home / 172,467,883.58-238,006,646.06-98,128,442.34

Finding the Fourth Proportional to 172,467,883.58, 238,006,646.06 and 98,128,442.34

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Solution

The fourth proportional to 172,467,883.58, 238,006,646.06 and 98,128,442.34 is: 135,417,800.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,467,883.58 : 238,006,646.06 = 98,128,442.34 : x
  2. Step 2: Convert to fraction form
    172,467,883.58/238,006,646.06 = 98,128,442.34/x
  3. Step 3: Cross multiply
    172,467,883.58x = 238,006,646.06 × 98,128,442.34
  4. Step 4: Simplify right side
    172,467,883.58x = 23,355,221,443,944,856
  5. Step 5: Solve for x
    x = 23,355,221,443,944,856/172,467,883.58
  6. Step 6: Final answer
    x = 135,417,800.46

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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.