Home / 328,534,734.65-453,377,942.75-181,857,018.65

Finding the Fourth Proportional to 328,534,734.65, 453,377,942.75 and 181,857,018.65

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Solution

The fourth proportional to 328,534,734.65, 453,377,942.75 and 181,857,018.65 is: 250,962,690.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,534,734.65 : 453,377,942.75 = 181,857,018.65 : x
  2. Step 2: Convert to fraction form
    328,534,734.65/453,377,942.75 = 181,857,018.65/x
  3. Step 3: Cross multiply
    328,534,734.65x = 453,377,942.75 × 181,857,018.65
  4. Step 4: Simplify right side
    328,534,734.65x = 82,449,960,988,373,136
  5. Step 5: Solve for x
    x = 82,449,960,988,373,136/328,534,734.65
  6. Step 6: Final answer
    x = 250,962,690.68

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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.