Home / 119,790,696-165,311,160.75-64,786,552.50

Finding the Fourth Proportional to 119,790,696, 165,311,160.75 and 64,786,552.50

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Solution

The fourth proportional to 119,790,696, 165,311,160.75 and 64,786,552.50 is: 89,405,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,790,696 : 165,311,160.75 = 64,786,552.50 : x
  2. Step 2: Convert to fraction form
    119,790,696/165,311,160.75 = 64,786,552.50/x
  3. Step 3: Cross multiply
    119,790,696x = 165,311,160.75 × 64,786,552.50
  4. Step 4: Simplify right side
    119,790,696x = 10,709,940,194,765,814
  5. Step 5: Solve for x
    x = 10,709,940,194,765,814/119,790,696
  6. Step 6: Final answer
    x = 89,405,442.60

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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.