Home / 531,471,102.40-797,206,653.60-445,306,801.60

Finding the Fourth Proportional to 531,471,102.40, 797,206,653.60 and 445,306,801.60

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Solution

The fourth proportional to 531,471,102.40, 797,206,653.60 and 445,306,801.60 is: 667,960,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,471,102.40 : 797,206,653.60 = 445,306,801.60 : x
  2. Step 2: Convert to fraction form
    531,471,102.40/797,206,653.60 = 445,306,801.60/x
  3. Step 3: Cross multiply
    531,471,102.40x = 797,206,653.60 × 445,306,801.60
  4. Step 4: Simplify right side
    531,471,102.40x = 355,001,545,128,855,168
  5. Step 5: Solve for x
    x = 355,001,545,128,855,168/531,471,102.40
  6. Step 6: Final answer
    x = 667,960,202.40

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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.