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Finding the Fourth Proportional to 297,300,801.60, 445,951,202.40 and 274,342,550.40

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Solution

The fourth proportional to 297,300,801.60, 445,951,202.40 and 274,342,550.40 is: 411,513,825.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,300,801.60 : 445,951,202.40 = 274,342,550.40 : x
  2. Step 2: Convert to fraction form
    297,300,801.60/445,951,202.40 = 274,342,550.40/x
  3. Step 3: Cross multiply
    297,300,801.60x = 445,951,202.40 × 274,342,550.40
  4. Step 4: Simplify right side
    297,300,801.60x = 122,343,390,220,362,576
  5. Step 5: Solve for x
    x = 122,343,390,220,362,576/297,300,801.60
  6. Step 6: Final answer
    x = 411,513,825.60

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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.