Home / 114,902,511.80-172,369,514.10-38,217,543.80

Finding the Fourth Proportional to 114,902,511.80, 172,369,514.10 and 38,217,543.80

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Solution

The fourth proportional to 114,902,511.80, 172,369,514.10 and 38,217,543.80 is: 57,331,553.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,902,511.80 : 172,369,514.10 = 38,217,543.80 : x
  2. Step 2: Convert to fraction form
    114,902,511.80/172,369,514.10 = 38,217,543.80/x
  3. Step 3: Cross multiply
    114,902,511.80x = 172,369,514.10 × 38,217,543.80
  4. Step 4: Simplify right side
    114,902,511.80x = 6,587,539,454,901,467
  5. Step 5: Solve for x
    x = 6,587,539,454,901,467/114,902,511.80
  6. Step 6: Final answer
    x = 57,331,553.09

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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.