Home / 1,011,388,731-1,517,083,686.99-284,377,443

Finding the Fourth Proportional to 1,011,388,731, 1,517,083,686.99 and 284,377,443

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Solution

The fourth proportional to 1,011,388,731, 1,517,083,686.99 and 284,377,443 is: 426,566,330.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,388,731 : 1,517,083,686.99 = 284,377,443 : x
  2. Step 2: Convert to fraction form
    1,011,388,731/1,517,083,686.99 = 284,377,443/x
  3. Step 3: Cross multiply
    1,011,388,731x = 1,517,083,686.99 × 284,377,443
  4. Step 4: Simplify right side
    1,011,388,731x = 431,424,379,723,228,544
  5. Step 5: Solve for x
    x = 431,424,379,723,228,544/1,011,388,731
  6. Step 6: Final answer
    x = 426,566,330.53

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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.