Home / 119,840,348.34-165,379,716.14-67,640,441.85

Finding the Fourth Proportional to 119,840,348.34, 165,379,716.14 and 67,640,441.85

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Solution

The fourth proportional to 119,840,348.34, 165,379,716.14 and 67,640,441.85 is: 93,343,829.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,840,348.34 : 165,379,716.14 = 67,640,441.85 : x
  2. Step 2: Convert to fraction form
    119,840,348.34/165,379,716.14 = 67,640,441.85/x
  3. Step 3: Cross multiply
    119,840,348.34x = 165,379,716.14 × 67,640,441.85
  4. Step 4: Simplify right side
    119,840,348.34x = 11,186,357,072,737,174
  5. Step 5: Solve for x
    x = 11,186,357,072,737,174/119,840,348.34
  6. Step 6: Final answer
    x = 93,343,829.75

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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.