Home / 321,699,181.07-482,711,746.46-146,802,833.30

Finding the Fourth Proportional to 321,699,181.07, 482,711,746.46 and 146,802,833.30

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Solution

The fourth proportional to 321,699,181.07, 482,711,746.46 and 146,802,833.30 is: 220,278,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,699,181.07 : 482,711,746.46 = 146,802,833.30 : x
  2. Step 2: Convert to fraction form
    321,699,181.07/482,711,746.46 = 146,802,833.30/x
  3. Step 3: Cross multiply
    321,699,181.07x = 482,711,746.46 × 146,802,833.30
  4. Step 4: Simplify right side
    321,699,181.07x = 70,863,452,047,992,016
  5. Step 5: Solve for x
    x = 70,863,452,047,992,016/321,699,181.07
  6. Step 6: Final answer
    x = 220,278,621.20

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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.