Home / 136,461,390.55-204,784,187.07-53,452,846.78

Finding the Fourth Proportional to 136,461,390.55, 204,784,187.07 and 53,452,846.78

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Solution

The fourth proportional to 136,461,390.55, 204,784,187.07 and 53,452,846.78 is: 80,215,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,461,390.55 : 204,784,187.07 = 53,452,846.78 : x
  2. Step 2: Convert to fraction form
    136,461,390.55/204,784,187.07 = 53,452,846.78/x
  3. Step 3: Cross multiply
    136,461,390.55x = 204,784,187.07 × 53,452,846.78
  4. Step 4: Simplify right side
    136,461,390.55x = 10,946,297,774,152,304
  5. Step 5: Solve for x
    x = 10,946,297,774,152,304/136,461,390.55
  6. Step 6: Final answer
    x = 80,215,346.85

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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.