Home / 436,371,437.82-602,205,375.03-238,145,677.83

Finding the Fourth Proportional to 436,371,437.82, 602,205,375.03 and 238,145,677.83

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Solution

The fourth proportional to 436,371,437.82, 602,205,375.03 and 238,145,677.83 is: 328,648,015.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,371,437.82 : 602,205,375.03 = 238,145,677.83 : x
  2. Step 2: Convert to fraction form
    436,371,437.82/602,205,375.03 = 238,145,677.83/x
  3. Step 3: Cross multiply
    436,371,437.82x = 602,205,375.03 × 238,145,677.83
  4. Step 4: Simplify right side
    436,371,437.82x = 143,412,607,229,388,704
  5. Step 5: Solve for x
    x = 143,412,607,229,388,704/436,371,437.82
  6. Step 6: Final answer
    x = 328,648,015.89

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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.