Home / 2,214,328,605.60-3,321,532,274.40-661,639,087.20

Finding the Fourth Proportional to 2,214,328,605.60, 3,321,532,274.40 and 661,639,087.20

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Solution

The fourth proportional to 2,214,328,605.60, 3,321,532,274.40 and 661,639,087.20 is: 992,470,393.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,328,605.60 : 3,321,532,274.40 = 661,639,087.20 : x
  2. Step 2: Convert to fraction form
    2,214,328,605.60/3,321,532,274.40 = 661,639,087.20/x
  3. Step 3: Cross multiply
    2,214,328,605.60x = 3,321,532,274.40 × 661,639,087.20
  4. Step 4: Simplify right side
    2,214,328,605.60x = 2,197,655,582,139,356,160
  5. Step 5: Solve for x
    x = 2,197,655,582,139,356,160/2,214,328,605.60
  6. Step 6: Final answer
    x = 992,470,393.32

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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.