Home / 202,189,550.10-303,284,325.15-100,152,878.10

Finding the Fourth Proportional to 202,189,550.10, 303,284,325.15 and 100,152,878.10

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Solution

The fourth proportional to 202,189,550.10, 303,284,325.15 and 100,152,878.10 is: 150,229,317.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,189,550.10 : 303,284,325.15 = 100,152,878.10 : x
  2. Step 2: Convert to fraction form
    202,189,550.10/303,284,325.15 = 100,152,878.10/x
  3. Step 3: Cross multiply
    202,189,550.10x = 303,284,325.15 × 100,152,878.10
  4. Step 4: Simplify right side
    202,189,550.10x = 30,374,798,046,388,712
  5. Step 5: Solve for x
    x = 30,374,798,046,388,712/202,189,550.10
  6. Step 6: Final answer
    x = 150,229,317.15

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1.5x scale

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.