Home / 315,765,910.88-435,734,835.84-183,597,530.70

Finding the Fourth Proportional to 315,765,910.88, 435,734,835.84 and 183,597,530.70

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Solution

The fourth proportional to 315,765,910.88, 435,734,835.84 and 183,597,530.70 is: 253,351,730.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,765,910.88 : 435,734,835.84 = 183,597,530.70 : x
  2. Step 2: Convert to fraction form
    315,765,910.88/435,734,835.84 = 183,597,530.70/x
  3. Step 3: Cross multiply
    315,765,910.88x = 435,734,835.84 × 183,597,530.70
  4. Step 4: Simplify right side
    315,765,910.88x = 79,999,839,900,193,856
  5. Step 5: Solve for x
    x = 79,999,839,900,193,856/315,765,910.88
  6. Step 6: Final answer
    x = 253,351,730.33

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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.