Home / 442,956,904.40-664,435,356.60-236,332,643.60

Finding the Fourth Proportional to 442,956,904.40, 664,435,356.60 and 236,332,643.60

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Solution

The fourth proportional to 442,956,904.40, 664,435,356.60 and 236,332,643.60 is: 354,498,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,956,904.40 : 664,435,356.60 = 236,332,643.60 : x
  2. Step 2: Convert to fraction form
    442,956,904.40/664,435,356.60 = 236,332,643.60/x
  3. Step 3: Cross multiply
    442,956,904.40x = 664,435,356.60 × 236,332,643.60
  4. Step 4: Simplify right side
    442,956,904.40x = 157,027,764,326,586,720
  5. Step 5: Solve for x
    x = 157,027,764,326,586,720/442,956,904.40
  6. Step 6: Final answer
    x = 354,498,965.40

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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.