Home / 315,765,910.89-435,734,835.84-183,597,530.69

Finding the Fourth Proportional to 315,765,910.89, 435,734,835.84 and 183,597,530.69

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Solution

The fourth proportional to 315,765,910.89, 435,734,835.84 and 183,597,530.69 is: 253,351,730.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,765,910.89 : 435,734,835.84 = 183,597,530.69 : x
  2. Step 2: Convert to fraction form
    315,765,910.89/435,734,835.84 = 183,597,530.69/x
  3. Step 3: Cross multiply
    315,765,910.89x = 435,734,835.84 × 183,597,530.69
  4. Step 4: Simplify right side
    315,765,910.89x = 79,999,839,895,836,512
  5. Step 5: Solve for x
    x = 79,999,839,895,836,512/315,765,910.89
  6. Step 6: Final answer
    x = 253,351,730.31

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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.