Home / 61,205,341.50-129,318,976.50

Finding the Third Proportional to 61,205,341.50 and 129,318,976.50

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Solution

The third proportional to 61,205,341.50 and 129,318,976.50 is: 273,234,284.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,205,341.50 : 129,318,976.50 = 129,318,976.50 : x
  2. Step 2: Convert to fraction form
    61,205,341.50/129,318,976.50 = 129,318,976.50/x
  3. Step 3: Cross multiply
    61,205,341.50x = 129,318,976.50 × 129,318,976.50
  4. Step 4: Simplify right side
    61,205,341.50x = 16,723,397,683,007,552
  5. Step 5: Solve for x
    x = 16,723,397,683,007,552/61,205,341.50
  6. Step 6: Final answer
    x = 273,234,284.35

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.