Home / 497,711,410.80-746,567,116.20-394,918,911.60

Finding the Fourth Proportional to 497,711,410.80, 746,567,116.20 and 394,918,911.60

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Solution

The fourth proportional to 497,711,410.80, 746,567,116.20 and 394,918,911.60 is: 592,378,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,711,410.80 : 746,567,116.20 = 394,918,911.60 : x
  2. Step 2: Convert to fraction form
    497,711,410.80/746,567,116.20 = 394,918,911.60/x
  3. Step 3: Cross multiply
    497,711,410.80x = 746,567,116.20 × 394,918,911.60
  4. Step 4: Simplify right side
    497,711,410.80x = 294,833,472,966,054,784
  5. Step 5: Solve for x
    x = 294,833,472,966,054,784/497,711,410.80
  6. Step 6: Final answer
    x = 592,378,367.40

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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.