Home / 472,394,220.40-708,591,330.60-437,956,843.60

Finding the Fourth Proportional to 472,394,220.40, 708,591,330.60 and 437,956,843.60

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Solution

The fourth proportional to 472,394,220.40, 708,591,330.60 and 437,956,843.60 is: 656,935,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,394,220.40 : 708,591,330.60 = 437,956,843.60 : x
  2. Step 2: Convert to fraction form
    472,394,220.40/708,591,330.60 = 437,956,843.60/x
  3. Step 3: Cross multiply
    472,394,220.40x = 708,591,330.60 × 437,956,843.60
  4. Step 4: Simplify right side
    472,394,220.40x = 310,332,422,551,900,096
  5. Step 5: Solve for x
    x = 310,332,422,551,900,096/472,394,220.40
  6. Step 6: Final answer
    x = 656,935,265.40

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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.