Home / 146,677,999.80-220,016,999.70-49,636,873.20

Finding the Fourth Proportional to 146,677,999.80, 220,016,999.70 and 49,636,873.20

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Solution

The fourth proportional to 146,677,999.80, 220,016,999.70 and 49,636,873.20 is: 74,455,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,677,999.80 : 220,016,999.70 = 49,636,873.20 : x
  2. Step 2: Convert to fraction form
    146,677,999.80/220,016,999.70 = 49,636,873.20/x
  3. Step 3: Cross multiply
    146,677,999.80x = 220,016,999.70 × 49,636,873.20
  4. Step 4: Simplify right side
    146,677,999.80x = 10,920,955,915,953,338
  5. Step 5: Solve for x
    x = 10,920,955,915,953,338/146,677,999.80
  6. Step 6: Final answer
    x = 74,455,309.80

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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.