Home / 245,081,037.70-367,621,556.55-89,634,545.20

Finding the Fourth Proportional to 245,081,037.70, 367,621,556.55 and 89,634,545.20

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Solution

The fourth proportional to 245,081,037.70, 367,621,556.55 and 89,634,545.20 is: 134,451,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,081,037.70 : 367,621,556.55 = 89,634,545.20 : x
  2. Step 2: Convert to fraction form
    245,081,037.70/367,621,556.55 = 89,634,545.20/x
  3. Step 3: Cross multiply
    245,081,037.70x = 367,621,556.55 × 89,634,545.20
  4. Step 4: Simplify right side
    245,081,037.70x = 32,951,591,027,075,332
  5. Step 5: Solve for x
    x = 32,951,591,027,075,332/245,081,037.70
  6. Step 6: Final answer
    x = 134,451,817.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.