Home / 762,542,253.27-1,052,250,559.03-427,950,155.10

Finding the Fourth Proportional to 762,542,253.27, 1,052,250,559.03 and 427,950,155.10

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Solution

The fourth proportional to 762,542,253.27, 1,052,250,559.03 and 427,950,155.10 is: 590,538,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,542,253.27 : 1,052,250,559.03 = 427,950,155.10 : x
  2. Step 2: Convert to fraction form
    762,542,253.27/1,052,250,559.03 = 427,950,155.10/x
  3. Step 3: Cross multiply
    762,542,253.27x = 1,052,250,559.03 × 427,950,155.10
  4. Step 4: Simplify right side
    762,542,253.27x = 450,310,789,940,950,208
  5. Step 5: Solve for x
    x = 450,310,789,940,950,208/762,542,253.27
  6. Step 6: Final answer
    x = 590,538,803.60

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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.