Home / 605,637,006.40-908,455,509.60-196,734,491.20

Finding the Fourth Proportional to 605,637,006.40, 908,455,509.60 and 196,734,491.20

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Solution

The fourth proportional to 605,637,006.40, 908,455,509.60 and 196,734,491.20 is: 295,101,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,637,006.40 : 908,455,509.60 = 196,734,491.20 : x
  2. Step 2: Convert to fraction form
    605,637,006.40/908,455,509.60 = 196,734,491.20/x
  3. Step 3: Cross multiply
    605,637,006.40x = 908,455,509.60 × 196,734,491.20
  4. Step 4: Simplify right side
    605,637,006.40x = 178,724,532,458,992,704
  5. Step 5: Solve for x
    x = 178,724,532,458,992,704/605,637,006.40
  6. Step 6: Final answer
    x = 295,101,736.80

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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.