Home / 498,760,214.40-746,864,863.20-368,663,457.60

Finding the Fourth Proportional to 498,760,214.40, 746,864,863.20 and 368,663,457.60

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Solution

The fourth proportional to 498,760,214.40, 746,864,863.20 and 368,663,457.60 is: 552,052,418.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,760,214.40 : 746,864,863.20 = 368,663,457.60 : x
  2. Step 2: Convert to fraction form
    498,760,214.40/746,864,863.20 = 368,663,457.60/x
  3. Step 3: Cross multiply
    498,760,214.40x = 746,864,863.20 × 368,663,457.60
  4. Step 4: Simplify right side
    498,760,214.40x = 275,341,782,827,263,040
  5. Step 5: Solve for x
    x = 275,341,782,827,263,040/498,760,214.40
  6. Step 6: Final answer
    x = 552,052,418.93

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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.