Home / 321,636,100,010.40-482,454,150,015.60-293,773,286,109.60

Finding the Fourth Proportional to 321,636,100,010.40, 482,454,150,015.60 and 293,773,286,109.60

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Solution

The fourth proportional to 321,636,100,010.40, 482,454,150,015.60 and 293,773,286,109.60 is: 440,659,929,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,636,100,010.40 : 482,454,150,015.60 = 293,773,286,109.60 : x
  2. Step 2: Convert to fraction form
    321,636,100,010.40/482,454,150,015.60 = 293,773,286,109.60/x
  3. Step 3: Cross multiply
    321,636,100,010.40x = 482,454,150,015.60 × 293,773,286,109.60
  4. Step 4: Simplify right side
    321,636,100,010.40x = 141,732,141,047,296,726,925,312
  5. Step 5: Solve for x
    x = 141,732,141,047,296,726,925,312/321,636,100,010.40
  6. Step 6: Final answer
    x = 440,659,929,164.40

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1.5x scale

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.