Home / 356,975,540-535,689,824.88-152,505,153.44

Finding the Fourth Proportional to 356,975,540, 535,689,824.88 and 152,505,153.44

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Solution

The fourth proportional to 356,975,540, 535,689,824.88 and 152,505,153.44 is: 228,854,500.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,975,540 : 535,689,824.88 = 152,505,153.44 : x
  2. Step 2: Convert to fraction form
    356,975,540/535,689,824.88 = 152,505,153.44/x
  3. Step 3: Cross multiply
    356,975,540x = 535,689,824.88 × 152,505,153.44
  4. Step 4: Simplify right side
    356,975,540x = 81,695,458,939,571,120
  5. Step 5: Solve for x
    x = 81,695,458,939,571,120/356,975,540
  6. Step 6: Final answer
    x = 228,854,500.62

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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.