Home / 497,664,478.40-746,496,717.60-417,042,910.40

Finding the Fourth Proportional to 497,664,478.40, 746,496,717.60 and 417,042,910.40

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Solution

The fourth proportional to 497,664,478.40, 746,496,717.60 and 417,042,910.40 is: 625,564,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,478.40 : 746,496,717.60 = 417,042,910.40 : x
  2. Step 2: Convert to fraction form
    497,664,478.40/746,496,717.60 = 417,042,910.40/x
  3. Step 3: Cross multiply
    497,664,478.40x = 746,496,717.60 × 417,042,910.40
  4. Step 4: Simplify right side
    497,664,478.40x = 311,321,163,711,950,912
  5. Step 5: Solve for x
    x = 311,321,163,711,950,912/497,664,478.40
  6. Step 6: Final answer
    x = 625,564,365.60

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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.