Home / 452,229,771,672.60-678,344,657,508.90-449,091,665,711.70

Finding the Fourth Proportional to 452,229,771,672.60, 678,344,657,508.90 and 449,091,665,711.70

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Solution

The fourth proportional to 452,229,771,672.60, 678,344,657,508.90 and 449,091,665,711.70 is: 673,637,498,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,229,771,672.60 : 678,344,657,508.90 = 449,091,665,711.70 : x
  2. Step 2: Convert to fraction form
    452,229,771,672.60/678,344,657,508.90 = 449,091,665,711.70/x
  3. Step 3: Cross multiply
    452,229,771,672.60x = 678,344,657,508.90 × 449,091,665,711.70
  4. Step 4: Simplify right side
    452,229,771,672.60x = 304,638,932,167,304,547,401,728
  5. Step 5: Solve for x
    x = 304,638,932,167,304,547,401,728/452,229,771,672.60
  6. Step 6: Final answer
    x = 673,637,498,567.55

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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.