Home / 816,768,611.46-1,225,208,744.28-234,458,078.94

Finding the Fourth Proportional to 816,768,611.46, 1,225,208,744.28 and 234,458,078.94

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Solution

The fourth proportional to 816,768,611.46, 1,225,208,744.28 and 234,458,078.94 is: 351,703,143.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,768,611.46 : 1,225,208,744.28 = 234,458,078.94 : x
  2. Step 2: Convert to fraction form
    816,768,611.46/1,225,208,744.28 = 234,458,078.94/x
  3. Step 3: Cross multiply
    816,768,611.46x = 1,225,208,744.28 × 234,458,078.94
  4. Step 4: Simplify right side
    816,768,611.46x = 287,260,088,484,378,496
  5. Step 5: Solve for x
    x = 287,260,088,484,378,496/816,768,611.46
  6. Step 6: Final answer
    x = 351,703,143.89

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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.