Home / 600,819,930.21-828,867,386.21-362,532,200.61

Finding the Fourth Proportional to 600,819,930.21, 828,867,386.21 and 362,532,200.61

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Solution

The fourth proportional to 600,819,930.21, 828,867,386.21 and 362,532,200.61 is: 500,135,069.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,819,930.21 : 828,867,386.21 = 362,532,200.61 : x
  2. Step 2: Convert to fraction form
    600,819,930.21/828,867,386.21 = 362,532,200.61/x
  3. Step 3: Cross multiply
    600,819,930.21x = 828,867,386.21 × 362,532,200.61
  4. Step 4: Simplify right side
    600,819,930.21x = 300,491,117,534,757,440
  5. Step 5: Solve for x
    x = 300,491,117,534,757,440/600,819,930.21
  6. Step 6: Final answer
    x = 500,135,069.47

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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.