Home / 2,214,328,606.60-3,321,532,275.90-661,639,088.20

Finding the Fourth Proportional to 2,214,328,606.60, 3,321,532,275.90 and 661,639,088.20

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Solution

The fourth proportional to 2,214,328,606.60, 3,321,532,275.90 and 661,639,088.20 is: 992,470,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,328,606.60 : 3,321,532,275.90 = 661,639,088.20 : x
  2. Step 2: Convert to fraction form
    2,214,328,606.60/3,321,532,275.90 = 661,639,088.20/x
  3. Step 3: Cross multiply
    2,214,328,606.60x = 3,321,532,275.90 × 661,639,088.20
  4. Step 4: Simplify right side
    2,214,328,606.60x = 2,197,655,586,453,347,072
  5. Step 5: Solve for x
    x = 2,197,655,586,453,347,072/2,214,328,606.60
  6. Step 6: Final answer
    x = 992,470,394.82

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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.