Home / 242,632,991.70-363,949,487.55-121,448,697.30

Finding the Fourth Proportional to 242,632,991.70, 363,949,487.55 and 121,448,697.30

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Solution

The fourth proportional to 242,632,991.70, 363,949,487.55 and 121,448,697.30 is: 182,173,045.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,632,991.70 : 363,949,487.55 = 121,448,697.30 : x
  2. Step 2: Convert to fraction form
    242,632,991.70/363,949,487.55 = 121,448,697.30/x
  3. Step 3: Cross multiply
    242,632,991.70x = 363,949,487.55 × 121,448,697.30
  4. Step 4: Simplify right side
    242,632,991.70x = 44,201,191,145,950,072
  5. Step 5: Solve for x
    x = 44,201,191,145,950,072/242,632,991.70
  6. Step 6: Final answer
    x = 182,173,045.95

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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.