Home / 498,636,102.60-699,238,456.20-498,636,102.60

Finding the Fourth Proportional to 498,636,102.60, 699,238,456.20 and 498,636,102.60

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Solution

The fourth proportional to 498,636,102.60, 699,238,456.20 and 498,636,102.60 is: 699,238,456.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,636,102.60 : 699,238,456.20 = 498,636,102.60 : x
  2. Step 2: Convert to fraction form
    498,636,102.60/699,238,456.20 = 498,636,102.60/x
  3. Step 3: Cross multiply
    498,636,102.60x = 699,238,456.20 × 498,636,102.60
  4. Step 4: Simplify right side
    498,636,102.60x = 348,665,538,587,608,832
  5. Step 5: Solve for x
    x = 348,665,538,587,608,832/498,636,102.60
  6. Step 6: Final answer
    x = 699,238,456.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.