Home / 73,177,518.16-109,778,213.52-30,035,142.64

Finding the Fourth Proportional to 73,177,518.16, 109,778,213.52 and 30,035,142.64

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Solution

The fourth proportional to 73,177,518.16, 109,778,213.52 and 30,035,142.64 is: 45,057,613.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,177,518.16 : 109,778,213.52 = 30,035,142.64 : x
  2. Step 2: Convert to fraction form
    73,177,518.16/109,778,213.52 = 30,035,142.64/x
  3. Step 3: Cross multiply
    73,177,518.16x = 109,778,213.52 × 30,035,142.64
  4. Step 4: Simplify right side
    73,177,518.16x = 3,297,204,301,837,576.50
  5. Step 5: Solve for x
    x = 3,297,204,301,837,576.50/73,177,518.16
  6. Step 6: Final answer
    x = 45,057,613.11

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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.