Home / 299,552,029.20-449,328,043.80-251,179,088.40

Finding the Fourth Proportional to 299,552,029.20, 449,328,043.80 and 251,179,088.40

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Solution

The fourth proportional to 299,552,029.20, 449,328,043.80 and 251,179,088.40 is: 376,768,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,552,029.20 : 449,328,043.80 = 251,179,088.40 : x
  2. Step 2: Convert to fraction form
    299,552,029.20/449,328,043.80 = 251,179,088.40/x
  3. Step 3: Cross multiply
    299,552,029.20x = 449,328,043.80 × 251,179,088.40
  4. Step 4: Simplify right side
    299,552,029.20x = 112,861,808,434,239,280
  5. Step 5: Solve for x
    x = 112,861,808,434,239,280/299,552,029.20
  6. Step 6: Final answer
    x = 376,768,632.60

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1.5x scale

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.