Home / 440,033,160,213.60-660,049,740,320.40-419,112,453,807.60

Finding the Fourth Proportional to 440,033,160,213.60, 660,049,740,320.40 and 419,112,453,807.60

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Solution

The fourth proportional to 440,033,160,213.60, 660,049,740,320.40 and 419,112,453,807.60 is: 628,668,680,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,033,160,213.60 : 660,049,740,320.40 = 419,112,453,807.60 : x
  2. Step 2: Convert to fraction form
    440,033,160,213.60/660,049,740,320.40 = 419,112,453,807.60/x
  3. Step 3: Cross multiply
    440,033,160,213.60x = 660,049,740,320.40 × 419,112,453,807.60
  4. Step 4: Simplify right side
    440,033,160,213.60x = 276,635,066,300,752,019,324,928
  5. Step 5: Solve for x
    x = 276,635,066,300,752,019,324,928/440,033,160,213.60
  6. Step 6: Final answer
    x = 628,668,680,711.40

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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.