Home / 185,387,619,107.60-278,081,428,661.40-45,801,451,811.60

Finding the Fourth Proportional to 185,387,619,107.60, 278,081,428,661.40 and 45,801,451,811.60

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Solution

The fourth proportional to 185,387,619,107.60, 278,081,428,661.40 and 45,801,451,811.60 is: 68,702,177,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,387,619,107.60 : 278,081,428,661.40 = 45,801,451,811.60 : x
  2. Step 2: Convert to fraction form
    185,387,619,107.60/278,081,428,661.40 = 45,801,451,811.60/x
  3. Step 3: Cross multiply
    185,387,619,107.60x = 278,081,428,661.40 × 45,801,451,811.60
  4. Step 4: Simplify right side
    185,387,619,107.60x = 12,736,533,154,535,995,080,704
  5. Step 5: Solve for x
    x = 12,736,533,154,535,995,080,704/185,387,619,107.60
  6. Step 6: Final answer
    x = 68,702,177,717.40

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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.