Home / 172,433,594.16-258,691,572.45-57,419,132.94

Finding the Fourth Proportional to 172,433,594.16, 258,691,572.45 and 57,419,132.94

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Solution

The fourth proportional to 172,433,594.16, 258,691,572.45 and 57,419,132.94 is: 86,142,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,433,594.16 : 258,691,572.45 = 57,419,132.94 : x
  2. Step 2: Convert to fraction form
    172,433,594.16/258,691,572.45 = 57,419,132.94/x
  3. Step 3: Cross multiply
    172,433,594.16x = 258,691,572.45 × 57,419,132.94
  4. Step 4: Simplify right side
    172,433,594.16x = 14,853,845,788,964,190
  5. Step 5: Solve for x
    x = 14,853,845,788,964,190/172,433,594.16
  6. Step 6: Final answer
    x = 86,142,412.45

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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.