Home / 89,760,777.68-134,504,147.64-53,297,362.64

Finding the Fourth Proportional to 89,760,777.68, 134,504,147.64 and 53,297,362.64

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Solution

The fourth proportional to 89,760,777.68, 134,504,147.64 and 53,297,362.64 is: 79,864,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,760,777.68 : 134,504,147.64 = 53,297,362.64 : x
  2. Step 2: Convert to fraction form
    89,760,777.68/134,504,147.64 = 53,297,362.64/x
  3. Step 3: Cross multiply
    89,760,777.68x = 134,504,147.64 × 53,297,362.64
  4. Step 4: Simplify right side
    89,760,777.68x = 7,168,716,333,353,179
  5. Step 5: Solve for x
    x = 7,168,716,333,353,179/89,760,777.68
  6. Step 6: Final answer
    x = 79,864,686.10

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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.