Home / 145,463,029.76-218,189,230.08-43,224,410.08

Finding the Fourth Proportional to 145,463,029.76, 218,189,230.08 and 43,224,410.08

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Solution

The fourth proportional to 145,463,029.76, 218,189,230.08 and 43,224,410.08 is: 64,835,035.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,463,029.76 : 218,189,230.08 = 43,224,410.08 : x
  2. Step 2: Convert to fraction form
    145,463,029.76/218,189,230.08 = 43,224,410.08/x
  3. Step 3: Cross multiply
    145,463,029.76x = 218,189,230.08 × 43,224,410.08
  4. Step 4: Simplify right side
    145,463,029.76x = 9,431,100,756,017,392
  5. Step 5: Solve for x
    x = 9,431,100,756,017,392/145,463,029.76
  6. Step 6: Final answer
    x = 64,835,035.90

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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.