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Finding the Fourth Proportional to 697,797,062.47, 962,947,475.22 and 380,260,067.05

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Solution

The fourth proportional to 697,797,062.47, 962,947,475.22 and 380,260,067.05 is: 524,752,096.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,797,062.47 : 962,947,475.22 = 380,260,067.05 : x
  2. Step 2: Convert to fraction form
    697,797,062.47/962,947,475.22 = 380,260,067.05/x
  3. Step 3: Cross multiply
    697,797,062.47x = 962,947,475.22 × 380,260,067.05
  4. Step 4: Simplify right side
    697,797,062.47x = 366,170,471,492,785,408
  5. Step 5: Solve for x
    x = 366,170,471,492,785,408/697,797,062.47
  6. Step 6: Final answer
    x = 524,752,096.54

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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.