Home / 215,872,897.23-297,904,595.11-116,753,653.26

Finding the Fourth Proportional to 215,872,897.23, 297,904,595.11 and 116,753,653.26

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Solution

The fourth proportional to 215,872,897.23, 297,904,595.11 and 116,753,653.26 is: 161,120,039.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,872,897.23 : 297,904,595.11 = 116,753,653.26 : x
  2. Step 2: Convert to fraction form
    215,872,897.23/297,904,595.11 = 116,753,653.26/x
  3. Step 3: Cross multiply
    215,872,897.23x = 297,904,595.11 × 116,753,653.26
  4. Step 4: Simplify right side
    215,872,897.23x = 34,781,449,801,741,752
  5. Step 5: Solve for x
    x = 34,781,449,801,741,752/215,872,897.23
  6. Step 6: Final answer
    x = 161,120,039.84

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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.