Home / 297,216,177.80-445,824,266.70-200,470,296.20

Finding the Fourth Proportional to 297,216,177.80, 445,824,266.70 and 200,470,296.20

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Solution

The fourth proportional to 297,216,177.80, 445,824,266.70 and 200,470,296.20 is: 300,705,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,216,177.80 : 445,824,266.70 = 200,470,296.20 : x
  2. Step 2: Convert to fraction form
    297,216,177.80/445,824,266.70 = 200,470,296.20/x
  3. Step 3: Cross multiply
    297,216,177.80x = 445,824,266.70 × 200,470,296.20
  4. Step 4: Simplify right side
    297,216,177.80x = 89,374,522,798,496,784
  5. Step 5: Solve for x
    x = 89,374,522,798,496,784/297,216,177.80
  6. Step 6: Final answer
    x = 300,705,444.30

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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.