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Finding the Third Proportional to 129,016,340,656 and 179,386,909,048

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Solution

The third proportional to 129,016,340,656 and 179,386,909,048 is: 249,423,158,137.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,016,340,656 : 179,386,909,048 = 179,386,909,048 : x
  2. Step 2: Convert to fraction form
    129,016,340,656/179,386,909,048 = 179,386,909,048/x
  3. Step 3: Cross multiply
    129,016,340,656x = 179,386,909,048 × 179,386,909,048
  4. Step 4: Simplify right side
    129,016,340,656x = 32,179,663,137,795,423,076,352
  5. Step 5: Solve for x
    x = 32,179,663,137,795,423,076,352/129,016,340,656
  6. Step 6: Final answer
    x = 249,423,158,137.75

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.