Home / 199,169,050.17-274,872,883.01-120,846,456.57

Finding the Fourth Proportional to 199,169,050.17, 274,872,883.01 and 120,846,456.57

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Solution

The fourth proportional to 199,169,050.17, 274,872,883.01 and 120,846,456.57 is: 166,779,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,169,050.17 : 274,872,883.01 = 120,846,456.57 : x
  2. Step 2: Convert to fraction form
    199,169,050.17/274,872,883.01 = 120,846,456.57/x
  3. Step 3: Cross multiply
    199,169,050.17x = 274,872,883.01 × 120,846,456.57
  4. Step 4: Simplify right side
    199,169,050.17x = 33,217,413,918,334,420
  5. Step 5: Solve for x
    x = 33,217,413,918,334,420/199,169,050.17
  6. Step 6: Final answer
    x = 166,779,998.65

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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.