Home / 497,665,610.40-746,498,415.60-439,214,973.60

Finding the Fourth Proportional to 497,665,610.40, 746,498,415.60 and 439,214,973.60

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Solution

The fourth proportional to 497,665,610.40, 746,498,415.60 and 439,214,973.60 is: 658,822,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,665,610.40 : 746,498,415.60 = 439,214,973.60 : x
  2. Step 2: Convert to fraction form
    497,665,610.40/746,498,415.60 = 439,214,973.60/x
  3. Step 3: Cross multiply
    497,665,610.40x = 746,498,415.60 × 439,214,973.60
  4. Step 4: Simplify right side
    497,665,610.40x = 327,873,281,900,195,840
  5. Step 5: Solve for x
    x = 327,873,281,900,195,840/497,665,610.40
  6. Step 6: Final answer
    x = 658,822,460.40

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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.