Home / 472,336,007.60-708,504,011.40-300,574,276.40

Finding the Fourth Proportional to 472,336,007.60, 708,504,011.40 and 300,574,276.40

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Solution

The fourth proportional to 472,336,007.60, 708,504,011.40 and 300,574,276.40 is: 450,861,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,336,007.60 : 708,504,011.40 = 300,574,276.40 : x
  2. Step 2: Convert to fraction form
    472,336,007.60/708,504,011.40 = 300,574,276.40/x
  3. Step 3: Cross multiply
    472,336,007.60x = 708,504,011.40 × 300,574,276.40
  4. Step 4: Simplify right side
    472,336,007.60x = 212,958,080,553,052,320
  5. Step 5: Solve for x
    x = 212,958,080,553,052,320/472,336,007.60
  6. Step 6: Final answer
    x = 450,861,414.60

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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.