Home / 148,216,322.38-204,536,027.74-82,136,686

Finding the Fourth Proportional to 148,216,322.38, 204,536,027.74 and 82,136,686

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Solution

The fourth proportional to 148,216,322.38, 204,536,027.74 and 82,136,686 is: 113,347,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,216,322.38 : 204,536,027.74 = 82,136,686 : x
  2. Step 2: Convert to fraction form
    148,216,322.38/204,536,027.74 = 82,136,686/x
  3. Step 3: Cross multiply
    148,216,322.38x = 204,536,027.74 × 82,136,686
  4. Step 4: Simplify right side
    148,216,322.38x = 16,799,911,486,167,670
  5. Step 5: Solve for x
    x = 16,799,911,486,167,670/148,216,322.38
  6. Step 6: Final answer
    x = 113,347,242.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.