Home / 145,463,128.03-218,189,377.57-43,224,508.45

Finding the Fourth Proportional to 145,463,128.03, 218,189,377.57 and 43,224,508.45

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Solution

The fourth proportional to 145,463,128.03, 218,189,377.57 and 43,224,508.45 is: 64,835,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,463,128.03 : 218,189,377.57 = 43,224,508.45 : x
  2. Step 2: Convert to fraction form
    145,463,128.03/218,189,377.57 = 43,224,508.45/x
  3. Step 3: Cross multiply
    145,463,128.03x = 218,189,377.57 × 43,224,508.45
  4. Step 4: Simplify right side
    145,463,128.03x = 9,431,128,594,474,706
  5. Step 5: Solve for x
    x = 9,431,128,594,474,706/145,463,128.03
  6. Step 6: Final answer
    x = 64,835,183.47

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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.