Home / 172,044,005.10-257,898,046.05-153,904,152.30

Finding the Fourth Proportional to 172,044,005.10, 257,898,046.05 and 153,904,152.30

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Solution

The fourth proportional to 172,044,005.10, 257,898,046.05 and 153,904,152.30 is: 230,705,976.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,044,005.10 : 257,898,046.05 = 153,904,152.30 : x
  2. Step 2: Convert to fraction form
    172,044,005.10/257,898,046.05 = 153,904,152.30/x
  3. Step 3: Cross multiply
    172,044,005.10x = 257,898,046.05 × 153,904,152.30
  4. Step 4: Simplify right side
    172,044,005.10x = 39,691,580,157,151,616
  5. Step 5: Solve for x
    x = 39,691,580,157,151,616/172,044,005.10
  6. Step 6: Final answer
    x = 230,705,976.27

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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.