Home / 225,636,006.29-311,263,091.82-147,365,375.81

Finding the Fourth Proportional to 225,636,006.29, 311,263,091.82 and 147,365,375.81

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Solution

The fourth proportional to 225,636,006.29, 311,263,091.82 and 147,365,375.81 is: 203,289,374.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,636,006.29 : 311,263,091.82 = 147,365,375.81 : x
  2. Step 2: Convert to fraction form
    225,636,006.29/311,263,091.82 = 147,365,375.81/x
  3. Step 3: Cross multiply
    225,636,006.29x = 311,263,091.82 × 147,365,375.81
  4. Step 4: Simplify right side
    225,636,006.29x = 45,869,402,500,280,520
  5. Step 5: Solve for x
    x = 45,869,402,500,280,520/225,636,006.29
  6. Step 6: Final answer
    x = 203,289,374.14

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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.