Home / 169,031,136.11-233,481,779.82-139,780,623.47

Finding the Fourth Proportional to 169,031,136.11, 233,481,779.82 and 139,780,623.47

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Solution

The fourth proportional to 169,031,136.11, 233,481,779.82 and 139,780,623.47 is: 193,078,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,031,136.11 : 233,481,779.82 = 139,780,623.47 : x
  2. Step 2: Convert to fraction form
    169,031,136.11/233,481,779.82 = 139,780,623.47/x
  3. Step 3: Cross multiply
    169,031,136.11x = 233,481,779.82 × 139,780,623.47
  4. Step 4: Simplify right side
    169,031,136.11x = 32,636,228,752,124,864
  5. Step 5: Solve for x
    x = 32,636,228,752,124,864/169,031,136.11
  6. Step 6: Final answer
    x = 193,078,207.38

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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.