Home / 1,164,974,666.46-1,607,654,174.66-636,338,450.22

Finding the Fourth Proportional to 1,164,974,666.46, 1,607,654,174.66 and 636,338,450.22

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Solution

The fourth proportional to 1,164,974,666.46, 1,607,654,174.66 and 636,338,450.22 is: 878,141,126.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,974,666.46 : 1,607,654,174.66 = 636,338,450.22 : x
  2. Step 2: Convert to fraction form
    1,164,974,666.46/1,607,654,174.66 = 636,338,450.22/x
  3. Step 3: Cross multiply
    1,164,974,666.46x = 1,607,654,174.66 × 636,338,450.22
  4. Step 4: Simplify right side
    1,164,974,666.46x = 1,023,012,165,992,857,728
  5. Step 5: Solve for x
    x = 1,023,012,165,992,857,728/1,164,974,666.46
  6. Step 6: Final answer
    x = 878,141,126.54

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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.