Home / 516,470,079,146.68-712,986,744,168.72-321,216,296,812.94

Finding the Fourth Proportional to 516,470,079,146.68, 712,986,744,168.72 and 321,216,296,812.94

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Solution

The fourth proportional to 516,470,079,146.68, 712,986,744,168.72 and 321,216,296,812.94 is: 443,438,973,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,470,079,146.68 : 712,986,744,168.72 = 321,216,296,812.94 : x
  2. Step 2: Convert to fraction form
    516,470,079,146.68/712,986,744,168.72 = 321,216,296,812.94/x
  3. Step 3: Cross multiply
    516,470,079,146.68x = 712,986,744,168.72 × 321,216,296,812.94
  4. Step 4: Simplify right side
    516,470,079,146.68x = 229,022,961,638,591,258,689,536
  5. Step 5: Solve for x
    x = 229,022,961,638,591,258,689,536/516,470,079,146.68
  6. Step 6: Final answer
    x = 443,438,973,303.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.